Mingze Huang
2021-08-05
Recall IS-LM model, there are several pitfalls:
No labor market in IS-LM model (only goods market and financial market). Job Report from Dept. of Labor
No too much discussion on general price level or inflation. Monthly Inflation
However, unemployment, wage and inflation play key roles in modern economy, especially for policy-makers. Wage vs Inflation
Let’s extend our analysis from short run to medium run, and start from labor market:
Workers are typically paid a wage that exceeds their reservation wage, the wage that would make them indifferent between working or being unemployed.
Wages typically depend on labor market conditions. The lower the unemployment rate, the higher the wages.
Bargaining power:
How much bargaining power a worker has depends first on the nature of the job. Unionize Amazon Workers
How much bargaining power a worker has also depends on labor market condition.
When the unemployment rate is low, it is more difficult for firms to find qualified replacement workers. Labor Shortage
When the unemployment rate is high, finding another job is harder for workers.
Economists call the theories that link productivity and efficiency of workers to the wage as efficiency wage theories.