What are two causes and effects of columbus discovering the americas

What is one major goal of us economic foreign policy

How did the grooms national product (gnp) of the united states change between 1940 and 1944

Which of the following questions must be asked about the use of resources in an economic system a. what allocation will provide the fastest growth b. what is the most secure allocation c. what is the fairest allocation d. what is the most effective allocation