4. Complete the blanks in the text below with one of the appropriate words or phrases connected with ECONOMICS. across; assumption; bordering; broad; buyers; changes; characteri- zation; classified; consumption; criteria; dealing; defined; demand- -and-supply; developments; distribution; division; economic; efficiency; equilibrium; factor; fiscal; goods; include; income; individual; in- flation; institutional; investment; judgements; macroeconomics; micro- economics; monetary; monopoly; output; phenomena; prioritizes; product; production; sciences; sellers; services; social; structure; top; total; toward; types; unchanged; unemployment; unit. Economics is the (1) science that studies the production, .... *** (2), and... (3) of... (4) and ... (5). The term economics comes from the Greek for oikos (house) and nomos (custom or law), hence "rules of the house(hold)". Areas of economics may be divided or ... (6) into various types, including: microeconomics and macroeconomics - - positive economics ("what is") and normative economics ("what ought to be") mainstream economics and heterodox economics (7) examines the... (8) behaviour of agents (including individuals and firms) and their interactions through (9) markets. A given market might be for a... (10), say fresh corn, or the services of a... (11) of... (12), say bricklaying. The theory considers aggregates of quantity demanded by. ... (13) and quantity supplied by ... (14) at each possible price per ... (15). It weaves these together to describe how the market may reach... (16) as to price and quantity or respond to market... (17) over time. This is broadly termed ... . (18) analysis. Market​