Refers to the tendency to aggress when we perceive that our progress is thwarted.

"Frustration-aggression theory" refers to the tendency to aggress when we perceive that our progress is thwarted.

Frustration–aggression hypothesis, which is also known as frustration–aggression–displacement theory was presented in 1939 by John Dollard and Neal Miller who later in about 1941 developed it further. Other people have since worked on it also.

the money supply is the total amount of money available in the economy. how do changes in the money supply affect people and businesses?

the federal government of the united states was established by the constitution. us is a presidential republic. the president is head of state, head of government and of a two party legislative and electoral system. the supreme court balances the powers of the federal and the state government. yhe executive branch is headed by the oresident. there are two chambers of congress, the senate and the house of representatives. judicial power is exercised by the judicial branch (or judiciary), comprised of the supreme court and lower federal courts. the judiciary's function is to interpret the   constitution as well as the federal laws and regulations.