Master the foundational principles of portfolio theory and asset pricing with this seminal MIT Press work. Dive deep into critical investment analysis, exploring input estimation for portfolio optimization, single and multi-index models, and the impact of CAPM and APT. This essential volume distills decades of pioneering research into practical insights for forecasting correlations and maximizing portfolios. Perfect for finance students, investment professionals, and researchers in India seeking to understand the dynamics of modern financial markets and build robust investment strategies. A must-read for serious learners in finance.