Derivations for macroeconomic models with discrete choices and taste shocks

Beginner's guide to the Dixit/Stiglitz model I wrote as an undergrad. I'll keep this online since it continues to receive substantial numbers of downloads.

A re-implementation of NumPy and SciPy in Fortran, on a much smaller scale.

Provides some core functionality for Fortran that is taken for granted in modern languages, such as variable-length strings and collections.