Show and Explain Why the Correlation Between the Error Term

question 8

Essay

Show and explain why the correlation between the error term and T disappears when we control for the assignment variable.

---

Definitions:

Perfectly Price Discriminate

A pricing strategy where a seller charges the maximum amount each consumer is willing to pay, thus capturing the entire consumer surplus.

Economic Welfare Loss

A decrease in social welfare, usually due to inefficiency in the allocation of resources or market failure.

Monopolist

A single seller in a market with no close substitutes for the product, giving them considerable control over the price.

Perfectly Price Discriminate

A pricing strategy where a seller charges the maximum price that each consumer is willing to pay, eliminating consumer surplus and maximizing profits.