1) describe how a central bank can influence the market interest rate and therefore affect investment and consumption.

1) describe how a central bank can influence the market interest rate and therefore affect investment and consumption.

2)describe what kind of monetary and fiscal policy the government should follow from the Keynesian perspective and explain why?

3) explain how and describe how fiscal policy can influence the unemployment ,profit and growth rate.

4) explain how government debt can be an economic benefit as well as an economic problem

please i need help with this questions i would be grateful if i get some answers thank you.