The Anti-Comintern<span> Pact was an </span>anti<span>-communist pact concluded between Nazi Germany and the Empire of Japan (later to be joined by other, mainly fascist, governments) on November 25, 1936 and was directed against the Third (Communist) International.</span>
Knights were indeed lower than vassals and held less prestige in medieval society. It's not true though, that knights didn't have enough prestige in medieval society. Vassals swore to the king or the ruler of a region, whereas knights often swore to vassals, so they still had people under them, but they were not at the top.
That refers to the authority a higher court has to accept an appeal of a decision that a lower court judge made. That's constantly used when people aren't satisfied with the decision a judge made and try to get a better outcome by appealing.
Have a nice day! :)
To recap, self-interest and competition are very important economic forces. Self-interest is the motivator of economic activity. Competition is the regulator of economic activity. Together they form what Adam Smith called the invisible hand, which guides resources to their most valued use.