
The dollar index fell about 1% to near 89.25, its lowest since December 2014, after Treasury Secretary Mnuchin said a weak dollar is good for US trade. Markets awaited his clarification at Davos.
A sharp dollar drop raises the dollar value of foreign-currency commodity purchases and supports US export competitiveness, a bullish factor for grain and meal prices.
After 1,637 past bearish macro events, DXY moved a median -0.2% over 5 sessions (39% higher; middle half -0.6% to +0.3%), and -0.2% over 20.
After 151 past bullish macro events, CORN moved a median +0.2% over 5 sessions (57% higher; middle half -0.9% to +1.4%), and -0.3% over 20.
After 123 past bullish macro events, SOY moved a median +0.3% over 5 sessions (60% higher; middle half -1.0% to +1.8%), and -0.4% over 20.
Moves of each commodity's benchmark from the last close before the event. Historical reads pool past events of the same kind; they describe what happened, not what will. Not investment advice.
Mnuchin's remark that a weak dollar is good for US trade triggered a roughly 1% drop in the dollar index on 2018-01-24, directly matching the move's timing and size (sentiment/currency).