Answer:
Since a market economy allows the free interplay of supply and demand, it ensures that the most desired goods and services are produced. Consumers are willing to pay the highest price for the things they want the most. Businesses will only create those things that return a profit
Explanation:
The main issue was that they had no ways of reaching the North American continent en mass. They never developed a great naval army and this mean that they didn't have many ships that could transport armies and colonists so they couldn't really establish themselves as a great nation in the New World. They did have some parts, but it was insignificant compared to Spain and England.
A stalemate is when both sides in a war cant win, and cannot gain any advantage over each other.
President Kennedy detailed what college, city and state he was speaking to because in his speech, he reveals that he was once an honorary visiting professor at the school. He also describes the school and the State later on his speech citing their qualities.
The eastern emperors were able to exert more control over the empire's economic resources and more effectively muster sufficient manpower to combat invasion;the results of these advantages were that the eastern roman empire-variously known as byzantine empire or Byzantium therefore being able to survive for centuries after fall of rome.
source:Historychannel.com