US-Japan Currency Intervention Raises Questions About Economic Interdependence

The U.S. Treasury and Japan's finance ministry have collaborated to prop up the value of Japan's currency, buying tens of billions of dollars' worth of yen to stabilize its value.

This intervention has raised questions about why the U.S. would bother propping up a foreign currency. According to Eswar Prasad, professor of trade policy at Cornell University, Japan is getting rid of its U.S. government bonds, selling dollars and buying yen to stabilize its own currency.

Japan's decision to sell U.S. bonds has significant implications for the U.S. market, as it lowers bond prices and raises yields, effectively increasing interest rates for American consumers.

The U.S. and Japan's joint action also sends a signal to markets that the two countries are committed to supporting each other economically.