Step 1: Recall the background.
Ragnar Frisch was a Norwegian economist who introduced the distinction between Microeconomics and Macroeconomics in the 1930s.
Step 2: Analyze the options.
- Adam Smith was a classical economist but not the one who coined these terms.
- J.M. Keynes focused on aggregate demand and government intervention, but didn't coin these terms.
- J.B. Say was a French economist known for Say's Law, but didn't coin these terms either.
- Ragnar Frisch is the correct answer, as he coined these terms in the 1930s.
Step 3: Conclude.
Thus, Ragnar Frisch was the economist who coined the terms Microeconomics and Macroeconomics.
Final Answer: \[ \boxed{Ragnar \; Frisch} \]
Match List-I with List-II
| List-I (Term) | List-II (Definition) |
|---|---|
| (A) Oligopoly | (IV) A market consisting of more than one (but few) sellers |
| (B) Marginal Cost | (III) Change in total cost per unit of change in output |
| (C) Duopoly | (II) A market with just two firms |
| (D) Cost function | (I) For every level of output, it shows the minimum cost for the firm |
Match List-I with List-II
| List-I | List-II |
|---|---|
| (A) Theory of Big Push | (III) Rosenstein Rodan |
| (B) Theory of Unbalanced Growth | (II) Albert Hirschman |
| (C) Division of Labour | (I) Adam Smith |
| (D) Reserve Army of Labour | (IV) Karl Marx |
Match List-I with List-II
| List-I | List-II |
|---|---|
| (A) Traditional Economic System | (II) Ancient type of economy |
| (B) Command Economic System | (III) Large part of the economic system is controlled by centralized authority |
| (C) Market Economic System | (IV) Similar to a free market |
| (D) Mixed Economic System | (I) Dual Economy |