Most macroeconomic variables - for example, GDP or inflation or unemployment - can be easily measured.Expectations, however, are difficult - perhaps impossible - to measure accurately.Why do macroeconomists give such prominence in their theory to such an elusive variable?

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The Answer of Most macroeconomic variables - for example, GDP or inflation or unemployment - can be easily measured.Expectations, however, are difficult - perhaps impossible - to measure accurately.Why do macroeconomists give such prominence in their theory to such an elusive variable?

Most Macroeconomic Variables - for Example, GDP or Inflation or Unemployment