| 01 | Scarcity | 100.0 |
| 02 | supply and demand | 71.7 |
| 03 | Incentives | 62.9 |
| 04 | opportunity cost | 43.4 |
| 05 | Marginal Analysis | 38.8 |
| 06 | Comparative Advantage and Trade | 34.9 |
| 07 | Inflation | 32.9 |
| 08 | Elasticity | 23.4 |
| 09 | GDP and growth | 21.9 |
| 10 | Unemployment | 21.4 |
| 11 | Market Failures | 20.6 |
| 12 | Productivity | 20.1 |
| 13 | Costs and Benefits | 16.9 |
| 14 | Trade-offs | 16.3 |
| 15 | Markets and prices | 15.4 |
| 16 | Market Demand | 14.7 |
| 17 | Government policy | 13.8 |
| 18 | trade/specialization | 13.1 |
| 19 | Opportunity Cost and Trade-offs | 11.5 |
| 20 | Compound Interest | 10.5 |
| 21 | Paint protection film | 8.4 |
| 22 | efficiency | 8.1 |
| 23 | Market Structures | 7.5 |
| 24 | Competition | 7.3 |
| 25 | Economic Growth and Productivity | 6.9 |
| 26 | Monetary and Fiscal Policy | 6.8 |
| 27 | Monetary Policy | 6.7 |
| 28 | Khan Academy | 6.5 |
| 29 | basic textbooks | 6.4 |
| 30 | Equilibrium | 5.6 |