William Sharpe’s influential Portfolio Theory and Capital Management is as relevant today as when it was first published in 1970. McGraw-Hill is proud to reintroduce tiffs hard-to-Find classic in its original edition. Dr. Sharpe’s groundbreaking approach to the Capital Asset Pricing Model (CAPM) laid tile foundation for today’s most important investment tools and theories, gave the investment world the still vital Sharpe Ratio — and made him the co-recipient of the 1990 Nobel Prize in Economics! A new foreword helps place Dr. Sharpe’s synthesis of portfolio and capital markets theories into today’s financial environment, while his rules for the intelligent selection of investments tinder conditions of risk remain as fresh today as in 1970. Serious investors and students of finance will respect its history … as they reabsorb its timeless lessons.