The Historical Validation of Keynes's Theory Came Through The

Multiple Choice

The historical validation of Keynes's theory came through the:

A) expansion in aggregate demand resulting from drastic interest rate cuts in the early 1940s.
B) successful application of his theories in the United States during the Great Depression in the early 1930s.
C) expansion in aggregate demand resulting from massive military spending in the early 1940s.
D) successful application of his theories in the United Kingdom during the mid 1930s.