Episode 39: Stablecoins — How to Compare Bitcoin, Stocks, Bonds, and Commodities under Innovation and Regulation?

Stablecoins have made many investors realize for the first time that crypto assets are not an isolated market. A token that appears to be "price-stable" may connect bank deposits, short-term government bonds, payment networks, exchange matching, on-chain smart contracts, and a regulatory framework. Understanding stablecoin innovation and regulation is not only for judging whether a stablecoin is safe, but also for rethinking how Bitcoin, stocks, bonds, and commodities are traded, valued, custodized, and included in portfolios.

Why Stablecoins Change the Cross-Asset Comparison Lens

The core function of stablecoins is to combine the transfer speed, composability, and global accessibility on the chain with fiat currency or another reference asset as the unit of account. For traders, stablecoins are often the intermediate layer for entering or exiting the crypto market; for DeFi users, they are the base asset for lending, market making, collateralization, and settlement; for regulators, they may involve reserve assets, redemption rights, payment stability, anti-money laundering, consumer protection, and financial stability.

This means stablecoins are not just a technical wrapper of "digital dollars." They affect Bitcoin’s trading depth, on-chain liquidity, and speed of capital migration, and also connect the crypto market with the traditional finance interest-rate, treasury, bank channels, and compliance requirements. When stablecoin supply, redemption, or the regulatory environment changes, investors may feel not violent volatility in the stablecoin price itself but shifts in trading friction, liquidity distribution, risk preference, and funding costs.

Therefore, in the context of stablecoin innovation and regulation, comparing assets should not be only about asking "Who gained more, Bitcoin, stocks, bonds, or commodities?" A more useful question is: where do their returns come from, what drives volatility, can they be traded under market stress, do they have cash flow, how do they respond to interest rates and inflation, and what are the differences in custody and access methods? These questions help investors build an executable allocation framework better than a single return ranking.

Comparison Dimensions: First Put Four Asset Classes on the Same Table

The first step in cross-asset comparison is to unify dimensions. Bitcoin, stocks, bonds, and commodities all can be shown with price charts, yet their economic meanings are completely different.

This table is not meant to produce fixed answers; it serves to remind investors that even though you are "buying an asset," you are buying different kinds of risk. Bitcoin relies more on network consensus, scarcity rules, and market risk preference; stocks correspond to corporate operations and shareholder equity; bonds correspond to the borrower’s repayment commitment and yield curve; commodities correspond to real-world supply-demand and inventories. Stablecoins are like a settlement pipeline connecting these markets, and its own stability, transparency, and regulatory status affect how efficiently funds move within the crypto market.

Returns and Volatility: Historical Returns Cannot Be Detached from Risk Sources

When comparing returns, the most common misconception is looking only at the magnitude of price changes during a particular period. Bitcoin may have very high increases than traditional assets in some cycles, and may also experience deep drawdowns. Stock long-term returns usually come from corporate earnings growth and reinvestment, but differences across markets, industries, and valuation levels are large. Bonds may provide coupons and capital gains during a rate-decline phase, while in a rate-rise phase they may bear price pressure. Commodities may outperform during inflation, supply shocks, or geopolitical risk phases, but holding commodity futures for the long term must also consider roll costs and curve structure.

Volatility sources are also different. Bitcoin volatility is often tied to liquidity, leveraged liquidation, exchange depth, regulatory headlines, network adoption narratives, and macro risk preference. Stock volatility comes both from company fundamentals and valuation multiples and from capital flows. Bond prices are very sensitive to interest rates and credit spreads; the longer the duration, the more sensitive to rate changes. Commodity volatility can be driven together by weather, wars, capacity, transport, inventory, policy limits, and seasonal demand.

In the stablecoin context, investors also need to watch "on-chain liquidity volatility." For example, when a type of stablecoin faces redemption pressure, de-pegging concerns, or a change in exchange support, Bitcoin’s nominal price may still be quoted, but depth, spreads, and deposit/withdraw channels for certain trading pairs can change quickly. In this case, the apparent price movement is only the result; the real issue is whether liquidity is still available, whether execution needs to pay higher costs, and whether cross-platform price gaps exist but cannot be effectively arbitraged.

A more robust approach is to observe three types of indicators simultaneously: first, the asset’s own volatility and maximum drawdown; second, trading depth and bid-ask spread during stress periods; third, changes in correlation with other assets in the portfolio. Single high returns do not prove an asset is superior. If high returns come with extreme drawdowns, an inability to execute, or co-falling with other risk assets during a crisis, then its role in the portfolio needs to be reevaluated.

Liquidity and Trading Time: 24×7 Does Not Mean Low-Cost Execution at Any Time

Bitcoin and stablecoins are often regarded as having global, all-time trading advantages. Compared with stock, bond, and some commodity markets, crypto spot markets usually do not close on weekends and holidays. This does improve capital scheduling flexibility and allows markets to react quickly after macro events. But all-time trading does not automatically equal high-quality liquidity.

Liquidity includes at least three layers: whether trading is possible, how large the size can be traded, and what the trading cost is. An asset can be quoted 24×7, but if the order book is thin, market makers withdraw, the chain is congested, exchanges suspend deposits and withdrawals, or the stablecoin rails are constrained, actual costs for large orders may become very high. Traditional stock markets have trading-hour limits, but large-cap stocks and mainstream ETFs often have strong centralized liquidity during normal sessions. Sovereign bond markets are huge, but much trading is completed through OTC institutional channels, and the quotes seen by individual investors are not exactly the same as institutional market depth. Commodities are commonly accessed through futures and related funds, so investors must understand contract months, margin, roll, and delivery rules.

Stablecoins play a role here similar to "on-chain cash." If stablecoin reserves are transparent, redemption mechanisms are smooth, and platform support is stable, users can switch quickly between different crypto assets. But if the stablecoin itself faces a trust shock, what looks like a cash position can also become a risk position. Especially in extreme markets, investors may simultaneously face Bitcoin declines, stablecoin discounts, rising on-chain fees, and changing risk control rules at centralized platforms; these frictions collectively affect exit ability.

A practical checklist includes: review the depth and spread of major trading pairs before trading; confirm whether the stablecoin used has a clear redemption and reserve-disclosure mechanism; avoid concentrating all liquidity in one platform or one stablecoin; understand the on-chain transfer fees and confirmation time; execute large trades in batches and estimate slippage; for stock, bond, and commodity funds, pay attention to trading hours, fund premium/discount, underlying-asset liquidity, and management rules.

Cash Flow and Valuation: Whether There Is Cash Flow Determines the Boundaries of Valuation Methods

Stocks and bonds are generally analyzed using a cash flow framework. Stocks represent a claim on corporate residual earnings, and valuation can refer to profits, free cash flow, dividends, growth rate, and discount rate. Bonds have relatively clear coupon and principal repayment structures, and valuation is linked to interest rates, credit risk, duration, and default probability. Although these models do not guarantee predictive accuracy, they at least provide an interpretable anchor.

Valuing Bitcoin is harder. It has no corporate profits, coupons, or maturity redemption, and no statutory redemption price. The market commonly uses analysis frameworks including scarcity, network effects, on-chain activity, holding structure, macro liquidity, and comparisons with gold or monetary assets, but these frameworks depend more on assumptions and market consensus. Bitcoin’s value narrative can be very strong, but it is not a traditional cash-flow asset, so you cannot simply apply stock or bond valuation models.

Commodities likewise usually do not have endogenous cash flows. The prices of gold, oil, copper, and agricultural products are more influenced by supply-demand balance, inventories, production costs, real rates, exchange rates, and risk appetite. When holding commodities through futures, investors also face term structure: when far-month contract prices are higher than near-month prices, roll may create costs; when near-month prices are higher than far-month prices, roll may be favorable. This differs fundamentally from directly holding spot or stocks.

Stablecoins sit in another dimension. Most stablecoins aim not for appreciation but for maintaining the peg and usability. Evaluating a stablecoin should not use "upside potential" but should instead assess reserve-asset quality, redemption mechanism, legal structure, audit or assurance disclosure, issuer governance, on-chain contract security, blacklist or freeze authority, exchange support, and regulatory fit. For investors, stablecoins are more like settlement and temporary cash-management tools in a portfolio, but they do carry risk and should not be assumed equivalent to bank deposits or sovereign-guaranteed money.

Inflation and Interest-Rate Sensitivity: Same Macroeconomic Variables, Different Transmission Paths

Inflation and interest rates are unavoidable variables when comparing Bitcoin, stocks, bonds, and commodities. Bonds are most directly affected: when market rates rise, existing bonds usually come under pressure, and longer duration has a larger impact; when rates fall, prices may rise. For credit bonds, changes in issuer repayment capacity are layered on top.

Stock responses to rates are more complex. Rising rates increase discount rates and lower valuations of future cash flows, especially impacting high-growth, high-valuation assets; but if rate rises come from strong economic performance, some company earnings may improve. Inflation’s impact on stocks depends on whether companies have pricing power, whether costs can be passed through, whether debt structures are healthy, and whether sector supply-demand benefits.

Commodities are often seen as inflation-linked assets because inflation often includes energy, food, and raw material price changes. But commodities are not a single asset class: oil, gold, copper, and agricultural products can respond very differently to business cycles, real rates, and geopolitical events. Gold is often discussed as sensitive to currency credit and real rates, industrial metals align more closely with manufacturing and infrastructure demand, and energy is clearly affected by supply policy and geopolitical risk.

Bitcoin’s inflation and rate sensitivity still require careful understanding. It has a fixed issuance schedule and total supply cap narrative, so some investors see it as a hedge against currency depreciation. But in actual markets, Bitcoin can also behave as a high-beta risk asset: when liquidity tightens, real rates rise, leverage declines, or risk appetite drops, the price may come under pressure. In other words, Bitcoin’s long-term scarcity narrative and short- to mid-term liquidity sensitivity can coexist.

Stablecoins further connect this issue to real-world rates. If fiat-pegged stablecoin reserves include cash, short-term government bonds, or similar low-risk instruments, the interest-rate environment affects issuer reserve yield, market competition, and DeFi lending rates. But whether ordinary holders receive yield, in what form, and whether securities or deposit attributes are involved depends on the specific product structure and applicable regulatory requirements; it cannot be generalized.

Correlation and Diversification: Correlations Can Rise Suddenly in Crises

Asset allocation often says "do not put all your eggs in one basket," but the real key is whether the baskets fall together under stress. In calm markets, Bitcoin, stocks, bonds, and commodities may show some diversification effects; but in liquidity crises, deleveraging, or a sharp global drop in risk appetite, many assets are sold at once and correlations rise.

Diversification within stocks is also limited. Stocks from the same country, industry, or style may become highly synchronized under macro shocks. Bonds and stocks can be negatively correlated in some cycles, but in inflation shocks and rapid-rate-upturn phases, both may come under pressure. Commodities sometimes provide different drivers, but they can also move in the same direction as risky assets due to a stronger dollar, weaker demand, or financialized trading.

Bitcoin’s correlation is not fixed. In some stages it may move similarly to tech stocks or high-risk assets, while in others it may fluctuate independently due to internal crypto events. Stablecoin markets also affect this correlation: when stablecoin supply expands, trading is active, and on-chain leverage increases, crypto assets may receive more liquidity; when stablecoin redemption events, regulatory uncertainty, or increasing platform risk rise, Bitcoin may come under pressure together with other risk assets, possibly with more severe internal liquidity shocks.

Therefore, assessing diversification should not just look at long-term average correlation coefficients. A more practical method is scenario analysis: If interest rates rise quickly, how will the four asset classes behave? If energy prices rise suddenly, how will stocks, bonds, and commodities respond? If a major stablecoin depegs or a major exchange suspends deposits and withdrawals, how will Bitcoin liquidity behave? If the U.S. dollar strengthens, what happens to emerging-market stocks and commodities? These questions are closer to real decision-making than a single correlation number.

Custody and Access: Asset Risk Does Not Only Come from Price

Traditional financial assets are usually accessed through brokers, banks, fund firms, exchanges, and custodians. When investors hold stock or bond funds, they face account systems, settlement systems, fund rules, securities registration, and regulatory frameworks. The advantages are mature processes and relatively clear dispute-resolution paths; the limitations are trading hours, geographic access, fee structure, and intermediary dependence.

Bitcoin and stablecoins can be held via centralized platforms, on-chain wallets, custodians, or hardware wallets. Centralized platforms offer convenience for trading and fiat channels, but users bear platform operating, compliance, custody, and counterparty risk. Self-custody gives users direct control of private keys, lowering certain platform risks, but moves key management, authorization recognition, backup, inheritance, and operational error risks to the user. Hardware wallets can help isolate private keys and signing environments, but users still need to identify phishing sites, malicious approvals, fake addresses, wrong networks, and smart-contract risks.

Commodity access methods also differ. Ordinary investors rarely store oil or industrial metals directly, and mostly participate via futures, ETFs, mining stocks, or structured products. Each vehicle introduces different risks: futures include margin and roll, ETFs include tracking error and fees, and mining stocks are affected by commodity prices as well as company governance, costs, and operating risk.

From a stablecoin regulatory perspective, access is especially important. Some stablecoins may have freeze-address capability, transfer restrictions, or law-enforcement cooperation requirements; some on-chain protocols may impair usage due to frontend, contract, or governance issues; requirements for issuance, custody, payment, and trading may differ across jurisdictions. When comparing assets, investors cannot only ask, "can it be bought," but should also ask, "through whom is it bought, by whom is it held, where is the exit path, and which rules can be relied on if a dispute occurs."

A Specific Scenario: How to Compare Four Asset Classes Using a Checklist

Suppose an investor already holds a stock index fund and a small amount of bond funds and is considering converting part of their cash into stablecoins to participate in Bitcoin trading, while also watching gold or energy commodity funds. An actionable comparison process can be carried out like this.

Step one, define the purpose. If the objective is long-term participation in corporate profits, stocks remain the core candidate; if the objective is relatively clear coupons and reducing portfolio volatility, bonds are more relevant; if the objective is to respond to specific inflation or supply shocks, commodities can work as scenario tools; if the objective is to participate in digital scarcity assets and the global 24×7 market, Bitcoin enters the discussion. Stablecoins here are not return assets but settlement and liquidity tools for entering the crypto market.

Step two, define the funding horizon. Funds needed in the next three months are not suitable for handling deep drawdowns of Bitcoin or high-volatility commodities; long-term capital should also not keep switching frequently because of short-term price volatility. Bonds also need duration matching; short-term capital should not casually buy long-duration products and assume principal stability.

Step three, check liquidity paths. Before buying Bitcoin, confirm that fiat top-up, stablecoin conversion, on-chain transfer, exchange withdrawals, and self-custody addresses have all passed small-amount tests. Before buying commodity funds, check fund fees, tracking targets, trading volume, and premium/discount. Before buying bond funds, understand their duration, credit quality, and sensitivity to interest rates.

Step four, set a risk budget. The question is not "how much can I earn at most," but "if it falls 30%, 50%, or more, will I be forced to sell." Bitcoin position size should match its volatility; commodity position size should account for cycles and roll; stock position size should withstand valuation drawdowns; bond position size should account for rate shocks.

Step five, establish a custody plan. Centralized platforms suit trading convenience, but counterparty risk should not be ignored; self-custody suits private-key control but requires backup, permission isolation, and anti-phishing procedures. For stablecoins, distinguish between different issuers, chains, and contract addresses, and avoid treating "same-name assets" as having exactly the same risk.

Conclusion: The Boundaries of Comparing Assets Is to Understand What Each Cannot Do

Stablecoin innovation lies in improving on-chain settlement efficiency, expanding access to digital assets, and connecting the crypto market to fiat-based pricing systems; regulatory discussion reminds investors that this connection is not without cost and cannot be detached from reserve, redemption, payment, compliance, and financial stability issues. Putting stablecoins into the comparison framework helps understand Bitcoin’s liquidity source and clarifies differences between crypto assets and stocks, bonds, and commodities.

Bitcoin is not a stock because it has no corporate cash flow; it is not a bond because it has no coupon and maturity repayment; and it cannot be simply equated with a commodity because it has no physical use and traditional inventory cycle. Stocks, bonds, and commodities also cannot be summarized by a single "traditional asset" label; they carry profit, interest-rate, credit, supply-demand, and policy risks, respectively. Stablecoins are more like a utility and settlement layer, best analyzed by peg mechanism, reserve quality, redemption arrangement, and regulatory alignment, rather than treating them as risk-free cash.

The applicability boundaries of these comparison methods are also clear: they can only help investors identify risk sources, capital use, and portfolio roles, and cannot guarantee returns or replace due diligence on specific products, issuers, trading platforms, and jurisdictional rules. The most important thing in cross-asset allocation is not finding one asset that always wins, but knowing in which scenarios each asset may fail and designing positions, liquidity, and custody plans before failure occurs.

References

1. Ledger Academy: Episode 39 – Stablecoins – Innovation & Regulation: https://www.ledger.com/academy/school-of-block/episode-39-stablecoins-innovation-regulation
2. Bank for International Settlements: Stablecoins: risks, potential and regulation: https://www.bis.org/publ/work905.htm
3. Financial Stability Board: Regulation, Supervision and Oversight of “Global Stablecoin” Arrangements: https://www.fsb.org/2023/07/high-level-recommendations-for-the-regulation-supervision-and-oversight-of-global-stablecoin-arrangements-final-report/
4. Federal Reserve: Financial Stability Report — Stablecoins and money market funds discussion: https://www.federalreserve.gov/publications/financial-stability-report.htm
5. Bitcoin Whitepaper: Bitcoin: A Peer-to-Peer Electronic Cash System: https://bitcoin.org/bitcoin.pdf
6. OneKey Blog: https://onekey.so/blog/

Risk Disclosure

This article is for educational and informational reference only and does not constitute investment advice, legal opinion, tax opinion, or any offer to buy or sell. Bitcoin, stocks, bonds, commodities, and stablecoins all involve different types of risk: market risk includes sharp price volatility, correlation rising during stress periods, and historical performance that cannot be repeated; execution risk includes slippage, wider spreads, transaction congestion, order failures, and cross-platform price discrepancies; liquidity risk includes being unable to transact at expected prices in extreme markets, stablecoin redemptions being constrained, widening fund premium/discount, or insufficient OTC bond quotes; custody risk includes centralized platform default, account freezing, private-key loss, wrong transfers, and third-party custody failure; technology risk includes smart-contract vulnerabilities, blockchain congestion, malicious approvals, phishing attacks, and wallet usage errors; leverage risk includes margin calls, forced liquidation, and chain-reaction liquidations; regulatory risk includes changes in rules for stablecoin issuance, trading, redemption, custody, taxes, and cross-border payment. Investors should make independent judgments based on their own funding horizon, risk tolerance, local regulations, and professional advice.