It is a popular idea between the practitioners of complementary medicine and Indian culture that rubbing fingernails together can give you thick dense and healthy hair Is there any logic in this notio ...

We advance the proxy variable approach to production function estimation. We show that the invertibility assumption at its heart is testable. We characterize what goes wrong if invertibility fails and ...

Excel Formula Utilities for JavaScript is a library that can be used to pretty print excel formulas or convert excel formulas into JavaScript. The JavaScript generated by this library will not execute ...

This package contains simple routines for finding roots, or zeros, of scalar functions of a single real variable using floating-point math. The find_zero function provides the primary interface. The ...