I analyze how visa policies affect international students' transition to the U.S. labor market. The Optional Practical Training (OPT) program permits international students to work via a student visa for a limited period after graduation before obtaining a work visa—an uncertain process due to...

This chapter examines local and global approximation methods that have been used or have potential future value in economic and econometric analysis. The chapter presents the related projection method for solving operator equations and illustrates its application to dynamic economic analysis,...

This chapter discusses the design of mathematica, the front end, programming, packages, mathsource, and application in economics. Mathematica is a computer program that can help in mathematics. It can be used to do symbolic, numeric, and graphical analysis. There are two parts to the Mathematica...