The "currency debasement trade" has been a popular theme for years, but framing it simply as a bet against the US dollar could lead investors in the wrong direction. According to the latest analysis from JPMorgan, while fiscal deficits, inflation, and monetary expansion do indeed drive capital flows into assets like gold and commodities, the fact that hard assets benefit from a decline in purchasing power does not necessarily mean the dollar must fall in tandem.

JPMorgan points out that in a global inflationary environment, the US dollar actually enjoys relatively strong real yield protection. Market pricing currently implies a US real policy rate near 2%, and the dollar's yield advantage over other global currencies is at a roughly four-decade high. The greenback’s yield now exceeds that of more than 50% of the world’s currencies, the widest margin in 25 years. Additionally, the bank estimates that the dollar is undervalued by approximately 3% to 4% relative to its fair value.

This suggests that the more compelling trade is not a wholesale "dollar devaluation" but rather the divergence in real yields and interest rate differentials between currencies. JPMorgan recommends that hard assets remain a core position for the "debasement trade," while in the FX market, it is more advantageous to be long the US dollar and short currencies with low yields and high sensitivity to the economic cycle.

Real Yield Advantage Bolsters the Dollar

The cornerstone of JPMorgan’s thesis rests on real yield and interest rate differentials. With US real policy rates still elevated, the dollar maintains a distinct yield advantage over other major currencies, which bolsters its holding appeal.

Meanwhile, JPMorgan calculates the dollar is undervalued by 3% to 4% against fair value. This implies that the dollar not only offers a significant real yield advantage but is also not overvalued, providing a safety cushion that increases the difficulty of betting against it outright.

More importantly, inflation is not a uniquely American problem. With inflation prevalent globally and central banks tightening policy in unison, there is little reason to expect sustained dollar weakness based on significantly looser monetary policy elsewhere.

Referencing the "dollar smile" theory, JPMorgan notes that as long as the global economy remains resilient and US yields continue to outpace other economies, the dollar is likely to hold up well in the middle scenario of the smile curve, characterized by steady global growth.

Carry Trades Offer a Superior Expression

Therefore, in JPMorgan’s view, if investors are bullish on inflation and a decline in currency purchasing power, a better way to express this in the FX market is not a blanket short on the dollar, but rather trading the relative interest rate differentials between currencies.

The bank favors currencies with higher real yields that offer a yield buffer, including those of certain high-yielding energy exporters. Conversely, currencies with low real yields that are also highly dependent on the economic cycle are more vulnerable to pressure from rate spreads and growth concerns.

The Swedish Krona (SEK), New Zealand Dollar (NZD), and Canadian Dollar (CAD) are flagged by JPMorgan as notably vulnerable currencies. Taking the Canadian dollar as an example, despite its commodity exposure, this advantage is insufficient to fully offset its strong cyclical sensitivity and relatively weaker interest rate differentials.

Thus, from a tactical standpoint, the more suitable trade is not a vague bet on dollar depreciation, but rather going long the US dollar against these low-yield, cyclically sensitive currencies, expressing the "debasement trade" through relative rate spreads rather than an absolute directional call.

Yen is a Key Exception

The Japanese yen is a major exception to this "long dollar" framework. Potential portfolio rebalancing by Japan’s Government Pension Investment Fund (GPIF) could generate sizable yen buying. At the same time, accelerated policy normalization by the Bank of Japan enhances the yen's tactical appeal.

However, JPMorgan believes that further yen strength still requires actual policy implementation. The bank’s base case keeps the USD/JPY pair within a 155 to 165 range. A sustained breakout to the downside would likely require a marked deterioration in the US economy or explicit intervention by US authorities to weaken the dollar.

Furthermore, the yen has appreciated rapidly recently, pushing USD/JPY into deeply oversold territory, suggesting that some bullish yen expectations may already be priced in by the market.

JPMorgan concludes by emphasizing that "currency debasement" should not be equated with a "dollar collapse." Hard assets like gold and commodities can still benefit from a decline in purchasing power even without a broad dollar sell-off, while the dollar itself is underpinned by high real yields, strong interest rate differentials, and relative undervaluation.