Refer to Table 10.1. The value of the government purchases multiplier in this economy is

How does a public good differ from a quasi-public good? In your answer give an example of each type of good

What will be an ideal response?

All of the following are reasons for using the differences estimator with additional regressors, with the exception of

A) efficiency. B) providing a check for randomization. C) providing an adjustment for "conditional" randomization. D) making the difference estimator easier to calculate than in the case of the differences estimator without the additional regressors.