ECN 102 Midterm: ECN 102 Midterm 2 Version A Winter 2014
Document Summary
Total of 30 points and worth 22. 5% of course grade. Read question carefully so you answer the question. You are to use only simple calculations (+, -, /, *, square root) and show all workings. For computations (cid:12)nal answers should be to at least four signi(cid:12)cant digits. You may remove the formula sheet and the stata output sheet(s) at end of exam. 1. (a) consider the time series plot for the natural logarithm of y given at the top of the last page. Explain your answer. (b) an investment takes four years to double. Compute the least squares intercept and slope coe(cid:14)cients from the formulae. Questions 2-3 use stata output given at the end of this exam. For some questions the answer is given directly in the output. Note: the hospital charge is the initial price that the hospital charges.
