"If you take things like the dollar, people are trying to reduce dollar exposure, then Europe is a good avenue for people to look at." The diversification trade (buying Europe/Korea) requires selling USD to buy foreign currencies (EUR/KRW). If the "US Exceptionalism" trade fades, capital flows will reverse out of the Dollar, weakening it relative to peers. SHORT US Dollar as a function of global diversification flows. A global recession or geopolitical shock usually triggers a "flight to safety" into the USD.