Normative economics is concerned with how people make decisions while positive economics is concerned with how people make decisions. Select one: a. in the real world; in models. b. in power; in ordinary life. c. in ordinary life; in power. d. should; do Clear my choice Macroeconomics is distinguishing from microeconomics by its concentration on: Select one: a. choices. b. the performance of the economy at the national level. c. individual markets. d. the level of prices in specific markets. Clear my choice.