Questions from General Economics

Q: Add the interaction term unionit ·t to the equation estimated in

Add the interaction term unionit ·t to the equation estimated in Table 14.2 to see if wage growth depends on union status. Estimate the equation by random and fixed effects and compare t...

Q: Use the state-level data on murder rates and executions in

Use the state-level data on murder rates and executions in MURDER for the following exercise. (i) Consider the unobserved effects model where

Q: Use the data in MATHPNL for this exercise. You will do

Use the data in MATHPNL for this exercise. You will do a fixed effects version of the first differencing done in Computer Exercise 11 in Chapter 13. The model of interest is where the first available...

Q: Use CONSUMP for this exercise. One version of the permanent income

Use CONSUMP for this exercise. One version of the permanent income hypothesis (PIH) of consumption is that the growth in consumption is unpredictable. [Another version is that the change in consumptio...

Q: The file PENSION contains information on participant-directed pension plans for

The file PENSION contains information on participant-directed pension plans for U.S. workers. Some of the observations are for couples within the same family, so this data set constitutes a small clus...

Q: Use the data in WAGE2 for this exercise. (i

Use the data in WAGE2 for this exercise. (i) Sibs is used as an instrument for educ, the IV estimate of the return to education is .122. To convince yourself that using sibs as an IV for educ is not t...

Q: Use the data in HTV for this exercise. (i

Use the data in HTV for this exercise. (i) Run a simple OLS regression of log(wage) on educ. Without controlling for other factors, what is the 95% confidence interval for the return to another year o...

Q: The data set in VOUCHER, which is a subset of the

The data set in VOUCHER, which is a subset of the data used in Rouse (1998), can be used to estimate the effect of school choice on academic achievement. Attendance at a choice school was paid for by...

Q: Use the data in CATHOLIC to answer this question. The model

Use the data in CATHOLIC to answer this question. The model of interest is where cathhs is a binary indicator for whether a student attends a Catholic high school. (i) How many students are in the sam...

Q: The data in FERTIL2 include, for women in Botswana during 1988

The data in FERTIL2 include, for women in Botswana during 1988, information on number of children, years of education, age, and religious and economic status variables. (i) Estimate the model by OLS a...