When economists study aggregate supply and aggregate demand, what are they studying?

the supply and demand of a good produced by one company
the total supply and demand of goods produced at all price levels
the equilibrium price of one good that is produced
the reason for a decrease in supply and demand for a specific good

Miniver cheevy's foolishness is clearly on display in the fifth quatrain. how so?

Which discovery has forced scholars to revise their estimation of the quantity and quality of jewish art?

In a property settlement after a divorce, the wife was awarded all personal property that had been accumulated during the marriage, including the husband's classic 19-inch black-and-white tv set. in order to get his prized tv set back, the husband lied to his friend, telling him that the wife took the tv set in violation of the property settlement. the friend remembered that the wife gave the friend's wife a key to her new home, and he volunteered to go with the husband to get the tv back while the wife was at work. the husband and the friend went to the wife's house, but, unbeknownst to them, the wife had taken the day off work. after the friend noisily opened the back door with his wife's key, the wife called the police, who quickly arrived and arrested the husband and the friend. as to a charge of common law conspiracy to commit larceny, how should the friend be found?