| No | Description | Difficulty | Syllabus | Level | |
|---|---|---|---|---|---|
| 1 | P=-a*Qd+C and P=b*Qs+D, given P, find Qd and Qs; 2NI | Intermediate | Undergraduate | Level1 | Related material |
| 2 | P=-a*Qd+C=b*Qs+(D+T) who pays the tax T, diagram in feedback; 4NI | Hard | Undergraduate | Level1 | Related material |
| 3 | P=-a*Qd+C=b*Qs+(D+T) with tax T, diagram in feedback; 4NI | Hard | Undergraduate | Level1 | Related material |
| 4 | P=-a*Qd+C=b*Qs+(D-S) with subsidy S, diagram in feedback; 4NI | Hard | Undergraduate | Level1 | Related material |
| 5 | P=-a*Qd+C=b*Qs+D, find equilibrium, diagram in feedback; 2NI | Intermediate | Undergraduate | Level1 | Related material |
| 6 | P=-a*Qd+C=b*Qs+D, find shortage and surplus, diagram in feedback; 2NI | Easy | Undergraduate | level1 | Related material |