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雷达卡
1 what is meant by a probit model? under what conditions would you estimate a probit model? how would you interpret the results of such a model?
2 explain what is meant by a unit root process. critically appraise those tests for unit roots that u r familiar with
3 draw the distinction between the ordinaty least squares regression of pooled data and the fixed effect model using panel data. explain the difference between the least squares dummy variable and the within estimator of the fixed effects panel model.
4 Draw the distinction between ordinary and generalised least squares regression. under what conditions would you attempt to estimate feasible generalised least squares?
how would you estimate a single equation model with several endogeous regressors?
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