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Questions tagged [quantitative]

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31 views

Negative drift when calibrating GBM parameters

Setup for question: Consider a basket of $N$ stocks $\{S^1, S^2, \dots, S^N\}$. For fixed strike $K$, each stock in the basket, $S^i$, follows the SDE dS_t^i = \mu^i(t) S_t^i dt + \sigma^i(K, t) ...
30 views

Good benchmark for european Flexible asset allocation funds?

Flexible allocation funds usually do not state any benchmark. Because flexible funds allocations are dynamic and less constrained, determining an appropriate benchmark for the funds is challenging. I ...
59 views

CAPM Beta zero-correlation performance issue

I am working on a research project that requires me to run a CAPM regression on all intra-day stock quotes in NSDAQ, NYSE and all other U.S. exchanges since 1993. The precision of the quote data is ...
123 views

Risk-neutral probabilities

I will use this theorem 3.2 from the book "Quantitative modeling of Derivative Securities" by Marco Avellandea: Theorem 3.2 - Assume that there is no arbitrage, i.e. there exists a risk neutral ...
61 views

Engle Granger test returns a 0 in matlab, while correlation factor is .80+. Am I doing something wrong?

Engle Granger test is giving me a ans = 0. The correlation factor is: 0.8+ Does this imply the No cointegration hypothesis is true? i.e. as per my understanding that there is cointegration? I am ...
205 views

Error/Bug in computing the Hurst Exponent on timeseries

I tried calculating the Hurst Exponent using c#, and compared the results to a series with a known exponent. I am having the following issue in my calculations: 1- All my results are negative.. ...
67 views

Multi-Factor Beta Help

I'm supposed to find a risk factor that could explain a stock (I chose Netflix) returns. Then, I am to calculate the beta with respect to the factor I suggested as part of a multi-factor model with ...
298 views

Is R suited for a Quantitative Finance executable application

I wonder if a R-Shiny application works well for a production environment or the only option is C++. I make this question taking in account that R and C++ have a widely set of quant libraries that ...