J-Curve theory Devaluation of a currency will trigger export gains in the long term, rather than the short term, because of previous contracts, existing inventories, and behavior modification.
Jittai Body of the candlestick (See Candlestick charts.)
Journal of Commerce Index Index that consists of the prices of 18 industrial materials and supplies used in the initial stages of manufacturing, building, and energy production. It is more sensitive than other indexes, as it was designed to signal changes in inflation prior to the other price indexes.