(Requires Calculus)In the Multiple Regression Model You Estimate the Effect

question 51

Multiple Choice

(Requires Calculus) In the multiple regression model you estimate the effect on Y_i of a unit change in one of the X_i while holding all other regressors constant. This

• A)makes little sense, because in the real world all other variables change.
• B)corresponds to the economic principle of mutatis mutandis.
• C)leaves the formula for the coefficient in the single explanatory variable case unaffected.
• D)corresponds to taking a partial derivative in mathematics.

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