Macroeconomics Answers

Q#2 Given the nation income model

𝑌 = 𝐶 + 𝐼𝑜 + 𝐺𝑜 + 𝑋0 − 𝑍

𝐶 = 𝐶𝑜 + 𝑏𝑌𝑑

𝑌𝑑 = 𝑌 − 𝑇0

𝑍 = 𝑍0 + 𝑧𝑌

Explain the equilibrium level of income and consumption

Explain the economic meanings of b and z.

List the endogenous and exogenous variables of the model?

Explain why the IS curve is steeper when the sensitivity of investment to the interest rate falls. Use the IS-LM model to examine how the relative effectiveness of fiscal policy changes as investment becomes less sensitive to the interest rate. Explain the result intuitively

Relationship between interest rate and investment

According to Baumol and Tobin, the transactions demand for money depends upon the interest rate as well as nominal income. Explain why the transactions demand for money depends upon the interest rate. Why is this important? 

Examine the effects of anti-inflation policies on output and prices in the traditional, New Classical, and New Keynesian models

how do you think monetary tightening policy change would affect nominal interest rate?

As the economy begins to worsen Claudia Sahm (formerly director of macroeconomic policy at the Washington Center for Equitable Growth) proposes a new policy that provides American's with an automatic lump-sum stimulus payment when the three-month average national unemployment rate rises by at least .5 % compared to its low in the last year.

What kind of policy is this? Discuss the effects of this policy proposal if it was in place as the changes in (a) took place.

This question will concentrate on using our AS-AD model to understand the economic consequences of the COVID-19 pandemic, as well as policies currently being enacted or considered.

Imagine it is January of 2020, the US economy has record-low unemployment rates, and GDP is above potential GDP.

As awareness about COVID spreads, businesses begin to enact heightened cleaning routines and social distancing which results in a fall in productivity. The stock market falls due to low consumer confidence, and spending on travel and restaurants plummet.

Using an AS-AD diagram (as well as an AE-Y diagram to show the mechanics of any shift to AD), show the effects of these events, discussing real GDP, price levels, and unemployment.

What are the possible impact and effect the current inflow of imports could have on job creation in South Africa?

in macroeconomics how do you think this policy change would affect nominal interest rates?