# All Questions

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### Simulated bond index returns based on term structure changes

The J.P. Morgan European Monetary Union Index (EMU) 5-7Y (which is rebalanced monthly) currently (1-Jan-16) has the following characteristics: ...
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### Forecasting conditional variance using fGARCH

I am forecasting the conditional standard deviation using ARMA(1,0)-GJRGARCH(1,1) in R using the fGarch package. Here is a sample code: ...
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### Portfolio Analytic Metrics for Portfolios with Serially Correlated Returns

I just read Andrew Lo's paper from 2002 "The Statistics of Sharpe Ratios" and am wondering if anyone knows of any other papers/docs/resources that explore the impact of serially correlated returns on ...
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I saw this question as an interview, and to be honest, I have no idea what it's even asking for: Write a function (in R or Python) that finds the stock drawdown which will trigger a rebalance, ...
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### What are the canonical global-macro investing books?

What is a good reading list for Global Macro investing? What does Bridgewater, Bervan Howard, Soros, AQR etc. use to teach their staff about macroeconomic investing? Let us assume a top-class ...
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### Portfolio of sum of two Bachelier processes

Suppose you construct a portfolio of two stocks, whose values $A$ and $B$ are modelled as a Bachelier process: $$dA = \sigma_A dW_A(t) \text{ and } dB = \sigma_B d W_B(t).$$ Each of the stock prices ...
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### Methods of SDE Calibration

There is somewhere summary of methods that can be used to estimate parameters of SDE? I currently using MLE and regression due to linear dependence between samples. I searching for something ...
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### nikkei 225 yen contract on the CME

This may be a silly question on futures trading, but I haven't found a clear answer on the CME website. For the Nikkei 225 Yen contract on the CME, which is denominated in Yen, the margin is also ...
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### How much would one pay for the max of two stocks?

I'm trying to figure out if stochastic calculus is the right approach for this problem... but I only vaguely understand it and I am trying to gauge if I need to spend the time learning measure theory ...
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### Moody's seasoned corporate bond yields

The Fed publishes Moody's seasoned corporate bond yields here. These yields are not broken out by maturity. According to this website, the yields represent "long-term" bonds, with minimum and ...
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### Portfolio construction

Suppose I have 3 stocks. Their historical returns and some variables like RSI, ATR, EMAs for all 3 of them. The goal is to compute the weights each stock should have in a portfolio. If I do something ...
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### Translating dates to times

I am using Act/365 day-count convention. How do I compute the time offset between 2/28/2015 and 3/1/2016? 3/1/2017 Some ideas: Direct day count: count number of days between the dates, and divide ...
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### One Way CSA Agreements

This is probably an older topic but I don't seem to find any related threads on this forum. What is the best way to value, let's say, a vanilla IR swap (you receive fixed) that you trade against a ...
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### Compute stock price probability distribution from option data (IB method & negative probabilities issue)

I'm using a procedure as described in the interactive brokers article here (https://www.interactivebrokers.com/en/index.php?f=5910&ns=T) to compute a probability distribution from option (call) ...
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### Is that a good way to work with the ARMA model?

I would like to share with you what I am doing to get your point of view, and to make a better trading system in collaboration. I am working on EURUSD forex, and I am trying to find a way to place ...
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### How to derive this approximation of the risk-neutral expectation of the variance?

On the paper Bollerslev, Tauchen and Zhou (2009 RFS) the authors say about equation (15): The corresponding model implied risk-neutral conditional expectation ...