# All Questions

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18 views

### Decision criteria after seasonal drop (GAME)

I'm playing a game in which you can buy and sell items (it's an mmorpg). Now, after certain events, there is a huge drop in the price of certain items (there is a seasonal double experience weekend in ...
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38 views

### Can I use these rates for ACT/360 discounting?

I have calculated forward rates like this: $r_{t_1,t_2} = \left(\frac{(1+r_2)^{d_2}}{(1+r_1)^{d_1}}\right)^{\frac{1}{d_2-d_1}} - 1$ I want to find the discount factors for these forward, with ...
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30 views

### What is a standard model of convergence when looking at negative stub values?

I am trying to understand whether or not there is a standard model of convergence in the arbitrage scenario of negative stub models, i.e. when the market value of a company is valued less than its ...
0answers
29 views

### Gaussian Copula with t margins

I am trying to fit a Gaussian Copula with t margins to my data (log returns of two stocks). It has already worked for a Gaussian Copula with normal margins with: normcopula_dist = ...
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35 views

### Literature to Learn about Different Instruments

What is a good source of literature to learn about the specifics of various instruments that are traded? For example, suppose I wanted to know more about MBS's, i.e. how exactly they are securitized, ...
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95 views

### Equity Index Announcement Data

Does anyone know of a data source that provides announcements of future index events (adds/drops/re-balances), specifically for equity indexes? I know these are mostly available somewhere on each ...
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27 views

### Subclass Tracking Error

I am currently doing a master program project regarding tracking errors. My assignment is to evaluate following question: How to find out the correlation structure of the passive (=second ...
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79 views

### Liquidity Adjusted Asset Pricing Model

I have a data set with 4000 companies and I have calculated a liquidity measure of each of the company in the dataset as Where, Turnover is the monthly average ratio of daily volume to shares ...
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54 views

### Dual discounted forward curve

I was wondering how to calculate the forward rates based on OIS discounting for the half year terms. I know how to do this for the full year terms -> just making sure that the two legs are equal to ...
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93 views

### Daily Hurst Exponent

I am trying to estimate daily Hurst exponent values of a stock returns (e.g. for each day to have also Hurst exponent - something like that: ...
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29 views

### European call option delta and maximum principle

From comments, the maximum principle for parabolic PDE can be used to show that the European call option delta cannot be greater than 1. I am looking forward to such derivations.
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30 views

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110 views

### Interpretation of “alpha” — industry vs academia

Disclaimer: I come from an academic finance perspective and hence I will definitely have my inherent biases in this question. How does one think about "alpha" in portfolio management? In particular, ...
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163 views

### How can I use Thomson Reuters Eikon to get a list of large historical companies?

I am trying to use Thomson Reuters Eikon to get a list of historically large companies, for example, what were the 1000 largest companies by market capitalization in 1990? I would like to get lists of ...
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284 views

### How to calculate yield spread?

I came across this multiple choice question on yield spread and I can't understand why the reasoning for the selected answer is correct.Can you confirm or clarify ? ( emphasis in the text is mine) ...
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42 views

### Want to understand the links and relationship between all the risk metrics?

For Example : if Risk weighted asset (RWA) increased or decreased this month, which other risk metrics could have influenced RWA to increase or decrease. Also in different situations like, upward ...
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38 views

### How to calculate the estimation error of portfolio variance using propagation results?

I am trying to find a conservative approximation for the propagated estimation error of a investment portfolio's variance (comprising two assets), given we know the estimation error for the variance ...
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101 views

### R quantstrat backtest with dollar based position sizing

I am attempting to tweak a quantstrat based backtest but have run into an issue. The maxPos limits are share based, and I would rather use a fixed dollar amount instead. So I've tried generating a ...
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36 views

### Future value of the debt under Merton model

The author Malz states the future value of the firm's debt under the Merton model can be found from: $$D_{t} = D - \max(D - A_{t} , 0)$$ (where $D$ is the par value of the debt, $A_{t}$ is the ...
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165 views

### More cache friendly linked list or alternative with optimal append, delete, and ordered traversal for limit order book?

I am trying to implement a stock matching engine/order book in C++, and am searching for a more cache friendly architecture. Currently, my data structures are as follows: An intrusive rb-tree for the ...
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49 views

### Fed Funds Rate: longer maturities

FFR published by Fed Bank of NY is the average rate US banks charge each other for the overnight loans of their reserves required by the Fed regulations. Since Fed acts similar to a clearing house ...
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80 views

### Ledoit-Wolf portfolio weights calculation

I am trying to implement the Ledoit-Wolf minimum variance portfolio strategy on a real-world stock dataset. ...
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56 views

### soft vs hard contraints in portfolio optimizations

Consider two sample portfolio optimizations: Optimization 1: $\begin{matrix} \\ \min \frac{1}{2} w'\Sigma w \\ w'\mu = r \\ Aw = 0 \\ w_l \le w \le w_u \end{matrix}$ Optimization 2: \$\begin{matrix} ...
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128 views

### Bayesian logit model in Psychometric or Behavioural Testing for Credit Scoring in Developing Countries

A lot of parameters in one title, I know. So there's credit scoring but not using credit history. Then there's using a Bayesian logit model. Then there's doing so in a developing country such as Haiti ...
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64 views

### Long-term proportion of convex and concave strategies in artificial financial markets

In their classic paper "Dynamic Strategies for Asset Allocation" Perold and Sharpe state: "That convex and concave strategies are mirror images of one another tells us that the more demand there ...
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170 views

### Forecast of ARMA-GARCH model in R

I managed to forecast a GARCH model yesterday and run a Monte Carlo simulation on R. Nevertheless, I can't do the same with an ARMA-GARCH. I tested 4 different method but without achieving an ...

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