Q.Classify each of the following statements as belonging to Micro Economics or Macro Economics, giving a one-line reason for each:

Ask whether each statement is about a SINGLE unit/market (Micro) or the ECONOMY AS A WHOLE (Macro).

1. Micro Economics. This statement is about the price of a SINGLE good (tomatoes) in a SINGLE market (Chennai's wholesale market) — exactly the individual-market price determination that Micro Economics (Price Theory) studies.
2. Macro Economics. Gross Domestic Product is an AGGREGATE measure of the entire economy's output, not any single market or firm — a textbook Macro Economics (Income Theory) variable.
3. Micro Economics. This concerns the output decision of a SINGLE firm reacting to a price change in its own market — an individual-unit decision, the subject matter of Micro Economics. …

Students sometimes classify by the SIZE of the number involved (a 'big' number like GDP feels macro) rather than by whether the statement concerns an aggregate of the WHOLE economy or a single unit — size alone is not the correct …