In Monopolistic Competition,there Are ________ Barriers to Entry and So

question 13

Multiple Choice

In monopolistic competition,there are ________ barriers to entry and so firms in monopolistic competition ________ make an economic profit in the long run.

• A) high; can
• B) high; cannot
• C) no; can
• D) no; cannot
• E) sometimes; can sometimes

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Definitions:

Poor Fit

Indicates that a statistical model does not adequately capture the observed data or relationships among variables.

Quadratic Model

A mathematical model or equation that involves terms up to the second degree, typically represented as ax^2 + bx + c = 0.

Second-Order Polynomial Model

A model representing a relationship between variables as a quadratic equation, including linear, squared, and potential interaction terms.

MSR / MSE

MSR (Mean Square Regression) and MSE (Mean Square Error) are measures in regression analysis, where MSR evaluates the variance explained by the model, and MSE measures the average error of the model’s predictions.