macro theory; macroeconomic theory; macroscopic theory
Refers to theory at a large scale, most commonly in economics (macroeconomics) but also used in other fields like physics or sociology for broad, aggregate-level analysis.
Macro theory analyzes the behavior of the economy as a whole.
In physics, macroscopic theory deals with the average behavior of many particles.
Compound of マクロ (macro) from English 'macro-' and 理論 (theory).