ECON 200A Final: Econ 200A Fall 2012 Final Exam Solutions
Document Summary
Each of the six questions marked with a big number counts equally. Short correct answers are su cient and get full credit. Includ- ing irrelevant (though correct) information in an answer will not increase the score. All notation not otherwise de ned is taken from starr"s general equilibrium. If you need additional space to answer a question, write (over) at the end of text on the rst page and continue on the back of the page. If you still need additional space, use an additional sheet of paper, making sure that it has your name on it and is attached to your exam when submitted. This examination is open book, open notes (hard copy only). Calculators, cell phones, computers, ipads, etc. , advice of classmates, are not allowed. C. v (continuity) and c. vi(c) (convexity; not strict convexity), imply. Weak convexity let ui(x) ui(y) and 0 1. Then ui( x + (1 )y) ui(y).
