The answer is decrease, increase
Production costs are determined not only by the prices of inputs, but also by
<span>B) technology</span>
The Cuban Missile Crisis, October 1962. The Cuban Missile Crisis of October 1962 was a direct and dangerous confrontation between the United States and the Soviet Union during the Cold War and was the moment when the two superpowers came closest to nuclear conflict.
Answer;
They became rich by building monopolies
Explanation;
-America's tycoons in the 19th and early 20th centuries, nicknamed as "robber barons," built massive empires and accumulated unprecedented wealth.
-Many of these men gained their vast fortunes either at the expense of their factory workers or by methods that were considered unscrupulous even back then, a time when insider trading wasn't yet outlawed.
-However, some of them also gave away their fortunes to build universities, hospitals, libraries, and museums that still dot America today.
