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Questions tagged [scenario-analysis]

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How can this problem be defined formally?

Let's consider a straightforward example in which I possess a portfolio consisting of two stocks: $ R(t) = S_{1}(t) \cdot x_1 + S_{2}(t) \cdot x_2, $ Here, $t$ represents the time index, $R(t)$ ...
Barbab's user avatar
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How to add the effect of skewness in the portfolio optimisation objective function?

I have the following risk adjusted portfolio which I optimise, where gamma is the risk return trade off, $r$ are the returns and $C$ is the covariance matrix which considers scenarios, so it is not ...
Luigi87's user avatar
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Scenario Analysis - Real life application

Given a portfolio consists of Stock = usd 40, Bond = usd 40, commodity =usd 20. Also given the correlation between these assets. Scenario 1 : stock down by 30% When performing scenario analysis, do ...
WantToLearnNewSkills's user avatar
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Scenario generation for Value at risk: How to interpret the scenarios

This is a a simple and rather pratical approach and not theoretical. Let's assumes I have generated 250 scenarios for a given fixed portfolio. Hence we assume that the asset returns can result in 250 ...
Sanjay's user avatar
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5 votes
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Approach to add scenarios to OpRisk loss distribution

There is quite a lot of literature on OpRisk modelling. My question focuses on a loss distribution approach (LDA). Let's look at a basic model. A Poisson-distributed $N$ and loss sizes $X_i$ and from ...
Richi Wa's user avatar
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1 vote
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Commercial providers of scenario analysis and modeling

What are the major commercial providers that specialize in modeling the impact of specific global events on asset class performance? I'm familiar with Oxford Economics' Global Scenario Service, ...
beeba's user avatar
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