Which of the following had been a traditional belief prior to the economic theories of John Maynard Keynes?
a. A national economy always benefited from a trade surplus.
b. Balanced budgets were sacred.
c. A bimetallic standard was superior to the gold standard.
d. Depressions typically emerged from a consumer’s crisis of confidence.
e. Deficits are not a problem, as long as they do not enlarge national debt.