1530s, "household management," from Latin oeconomia (source of French économie, Spanish economia, German Ökonomie, etc.), from Greek oikonomia "household management, thrift," from oikonomos "manager, steward," from oikos "house, abode, dwelling" (cognate with Latin vicus "district," vicinus "near;" Old English wic "dwelling, village," from PIE root *weik- (1) "clan") + nomos "managing," from nemein "manage" (from PIE root *nem- "assign, allot; take"). Meaning "frugality, judicious use of resources" is from 1660s. The sense of "wealth and resources of a country" (short for political economy) is from 1650s.

also macro-economic, "pertaining to the economy as a whole," 1938, from macro- + economic.

"of or pertaining to the science or study of wealth or riches," 1853, from Greek ploutos "wealth" (see Pluto) + ending from economic. Fell from currency 1870s, revived 1990s. Related: Plutonomy (1851); plutonomics (1991, a 19c. word for "the science of wealth and the natural laws governing its production and distribution" was plutology); plutonomist (1869).