What is the most common tool used by economists to compare countries? how is it calculated?

On this map, the state of georgia is in which section of the map?

How did shays' rebellion reveal the need for a revision of the articles of confederation? a) shays' rebellion exposed the weakness of the central government as written in the articles of confederation. b) shays' rebellion strengthened the ideas of the anti-federalists in the need for a strong national government. c) shays' rebellion illustrated the need for organized local government factions to handle situations such as this. d) shays' rebellion encouraged others to rebel and eventually led to the overthrow of the first established government in the united states.

Recently, there has been pressure to loosen clean air standards. use economic arguments to support or oppose this proposed action.