If all else stayed the same, but the labor force participation rate declined, what would happen to the unemployment rate? What is the “Goldilocks” scenario with regard to economic conditions? Who...

If all else stayed the same, but the labor force participation rate declined, what would happen to the unemployment rate? What is the “Goldilocks” scenario with regard to economic conditions? Who controls monetary policy? Who controls fiscal policy? If the Fed adds $10 billion to the money supply, why would money supply be expected to grow by more than $10 billion?