Match the following column A to B : Column A Column B (a) Relationship between 1. Kuznets curve unemployment and inflation. (b) Tax revenue and tax rate 2. Phillips curve (c) Relationship between growth rate and 3. Laffer curve unemployment (d) Income and inequality 4. Okun's curve (a) (b) (c) (d)

Macroeconomics is a branch of economics that studies how an overall economy—the market or other systems that operate on a large scale—behaves.