Investment Strategy Modern Portfolio Theory = Asset Allocation Modern portfolio theory was introduced by Harry Markowitz with his paper “Portfolio Selection,” which appeared in the 1952 Journal of Finance. Modern Portfolio Theory Thirty-eight years later, he shared a Nobel Prize with Merton Miller and William Sharpe for what has become a broad theory for portfolio selection. Asset allocation and diversification do not guarantee a profit or eliminate the risk of loss. Source: Riskglossary.com 1 Diversify Optimize Rebalance