Answer :
J.M. Keynes developed the aggregate expenditure (AE) model as a solution to the unemployment and rising inflation issues in the 1930s.
Quiz: What did John Maynard Keynes contend?
According to John Maynard Keynes, the government can help stabilize an unstable economy. Prices and wages, according to Keynesians, were sticky or slow to adjust. In 1936, Keynes released The General Theory. Macroeconomics' founding father is well-known.
What is the aggregate expenditures model's central thesis?
We are aware that there is a correlation between a country's expenditure level and its real GDP/national income level in the aggregate expenditure model, which is positive. As a result, higher spending levels will stimulate higher income, which will in turn support higher economic expenditure, and vice versa.
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