Sector BPI is a unique investing model that makes use of market volatility within the eleven (11) sectors that make up the U.S. Equities Market or more specifically, the S&P 500.

How to manage a portfolio using the Sector BPI model. Where to find data for the Sector BPI model. When to purchase and when to sell. Read more here.

This paper addresses a two-sector model of endogenous growth in which one sector produces final goods and the other produces new human capital. Both sectors employ human as well as physical capital ...