EVOLUTION OF MODERN PORTFOLIO THEORY - PART I
Author: Angel Marchev, Jr. (University for National and World Economy, Sofia)
Keywords: Markovitz model, Single index model, Multifactor models, Tobin's Theorem, Capital asset pricing model, zero beta model, arbitrage pricing theory.
The modern portfolio theory deservingly is acknowledged as one of the highest achievements in financial science. Many researchers have helped its fast development, enrichment and complication. At the same time the theory presents opportunities for many new scientific achievements. A chronological theoretical review of all its essential theoretical models is done in the paper.