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The primary application of the model is to estimate the asset by asset covariance matrix of asset returns by the equation C = X F X t + D {\displaystyle C=XFX^{t}+D} where F {\displaystyle F} is the covariance matrix of factor returns, and D {\displaystyle D} is a block diagonal matrix of specific returns.
Merton's portfolio problem is a problem in continuous-time finance and in particular intertemporal portfolio choice. An investor must choose how much to consume and must allocate their wealth between stocks and a risk-free asset so as to maximize expected utility .
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 has been critiqued by some ...
The magnitude of the equity premium brings about substantial implications for policy, welfare and also resource allocation. Policy and Welfare Implications. Campbell and Cochrane (1995) have found in a study of a model that simulates equity premium value's consistent with asset prices, welfare costs are similar in magnitude to welfare benefits ...
The Merton model, [1] developed by Robert C. Merton in 1974, is a widely used "structural" credit risk model. Analysts and investors utilize the Merton model to understand how capable a company is at meeting financial obligations, servicing its debt, and weighing the general possibility that it will go into credit default.
Portfolio optimization is the process of selecting an optimal portfolio (asset distribution), out of a set of considered portfolios, according to some objective.The objective typically maximizes factors such as expected return, and minimizes costs like financial risk, resulting in a multi-objective optimization problem.
Image source: The Motley Fool. Unum Group (NYSE: UNM) Q4 2024 Earnings Call Feb 05, 2025, 8:00 a.m. ET. Contents: Prepared Remarks. Questions and Answers. Call ...
This portfolio has the same exposure to each of the macroeconomic factors as the mispriced asset. The arbitrageur creates the portfolio by identifying n correctly priced assets (one per risk-factor, plus one) and then weighting the assets such that portfolio beta per factor is the same as for the mispriced asset.