Search results
Results From The WOW.Com Content Network
Modern portfolio theory (MPT), or mean-variance analysis, is a mathematical framework for assembling a portfolio of assets such that the expected return is maximized for a given level of risk. It is a formalization and extension of diversification in investing, the idea that owning different kinds of financial assets is less risky than owning ...
There are many types of portfolios including the market portfolio and the zero-investment portfolio. [3] A portfolio's asset allocation may be managed utilizing any of the following investment approaches and principles: dividend weighting, equal weighting, capitalization-weighting, price-weighting, risk parity, the capital asset pricing model, arbitrage pricing theory, the Jensen Index, the ...
Example investment portfolio with a diverse asset allocation. Asset allocation is the implementation of an investment strategy that attempts to balance risk versus reward by adjusting the percentage of each asset in an investment portfolio according to the investor's risk tolerance, goals and investment time frame. [1]
Investment theory, which is near synonymous, encompasses the body of knowledge used to support the decision-making process of choosing investments, [4] [5] and the asset pricing models are then applied in determining the asset-specific required rate of return on the investment in question, and for hedging.
[1] [2] See Finance § Risk management for an overview. Financial risk management as a "science" can be said to have been born [3] with modern portfolio theory, particularly as initiated by Professor Harry Markowitz in 1952 with his article, "Portfolio Selection"; [4] see Mathematical finance § Risk and portfolio management: the P world.
Portfolio managers, likewise, have modified their optimization criteria and algorithms; see § Portfolio theory above. Closely related is the volatility smile, where, as above, implied volatility – the volatility corresponding to the BSM price – is observed to differ as a function of strike price (i.e. moneyness), true only if the price ...
Market portfolio is an investment portfolio that theoretically consisting of a weighted sum of every asset in the market, with weights in the proportions that they exist in the market, with the necessary assumption that these assets are infinitely divisible. [1] [2] The concept is related to asset allocation and
"Post-Modern Portfolio Theory Comes of Age." Journal of Investing, Winter 1993. Rom, B. M. and K. Ferguson. "Portfolio Theory is Alive and Well: A Response." Journal of Investing, Fall 1994. Rom, B. M. and K. Ferguson. "A software developer's view: using Post-Modern Portfolio Theory to improve investment performance measurement."