# All Questions

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### How should I use central banks rates in order to compute 2-day forward exchange rate on EURUSD

Good morning, I would like to compute a 2-day forward exchange rate on EURUSD. For that, I have historical data on EURUSD spot price, and I know that theoretically, when maturity is T we have : ...
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### ISM PMI data - sector trend through ranking and seasonal decomposition

I have monthly data for each of the 18 sectors in the ISM PMI. Each datapoint shows the trend of a sector: growing, contracting or neutral. It also tells the strength of that trend with a number: ...
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### how does a bond maturing affect the pricing of the corresponding CDS?

if a bond matures, and there is no other existing bond from the legal entity that has not matured. Then how does that affect the CDS that corresponds to that bond?
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### Disaggregating stock performance and dividend yield

I modeled the performance of several portfolios with adjusted close data and would now like to understand how much of it is driven by changes in stock price and dividend payouts. I have all the data ...
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### Using cross-sectional factor model (BARRA type) returns in a time series factor model (Fama-French type)?

This may be seen as a follow up question for the previous discussion on time-series vs cross-sectional factor models: Which approach to estimating fundamental factor models is better, cross-sectional ...
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### Initial values for Heston Model calibration

I'm doing a Heston model in Matlab using simple Monte Carlo simulations (5.000 paths and 2 steps per day, simulating 360 days). When I try to calibrate the Heston parameters using fminsearch it takes ...
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### How to decide if the ARCH coefficient is necessary in the GJR-GARCH model?

I did some analysis for CAC 40, the French market benchmark, for the period 2005-2014, and I tried to fit the data with a GJR(1,1) model in MATLAB. Then some warning showed Lower bound ...
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### bandwith portfolio rebalancing in python

I want to calculate a bandwith rebalancing machanism for a portfolio of two assets. As soon as the performance of one ov the assets gets bigger or smaller than the other one + a defined tolerance ...
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### Zero rate vs. yield on coupon bearing bond

in Hull's solutions manual of Options, Futures & Derivatives (8th edition), there's question 4.7, in which is asked to put the following in descending order: a) the five-year zero rate, b) the ...
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### Multivariate Itô's lemma

Hey guys I'm looking for worked examples who show how to apply Itô's lemma in several variables, starting from the very basics. Thank you in advance!
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### Hypothesis Testing for Portfolio Weights

Investigating international diversification is an ongoing topic in portfolio allocation literature. Britten-Jones and Kempf-Memmel , for example, use derived properties of the distribution of ...
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### Variance of a stochastic integral

Ok guys, I'm new to stochastic calculus and I did an exercise that I don't know if it is correct, so I need somebody with more experience to check if it is true. Compute the variance of the R.V. ...
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### Relation between Parkinson number and historical volatility

In his book 'Dynamic Hedging', Nassim Taleb gives the relation: P = 1.67*historical volatility, where P is the Parkinson number. What is the basis of this relationship. Does this hold under special ...
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### High frequency price forecast model ARMA GARCH or another?

Can you reccomend model for high frequency data (1 second and less) (returns and volatility forecasting)? Most papers use ARMA, GARCH etc in 1 minute and lower time frame. PROBLEM ARMA does not know ...
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### Show that in an arbitrage-free and non-redundant market a certain set is compact

Some notation: We consider a financial market with $d+1$ assets, the $0$-th asset is considered the risk-free asset, the others are the risky ones. The vector $\overline \pi \in \mathbb R^{d+1}$ ...
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### Filtering my own orders from a UDP multicast market data feed

I am wondering what is the policy practiced by most exchanges from different market segments (FX, equities, futures, etc.) about the privacy implications of order identification in their market data ...
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### B-S Put Option Formula: Derivation using expected value under Q

I have been working on an old problem in one of my finance classes and, since no solution has been provided and I won't be able to contact my teacher anytime soon, I was hoping I could ask you guys to ...
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### Black Scholes Model Replicating Strategy Delta Hedged Exam Question

A share is currently priced at 640p. A writer of 100,000 units of a one year European put option with an exercise price of 630p has delta-hedged the option with a portfolio which holds cash and is ...
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### Constant Conditional Correlation GARCH (1,1)

I am a beginner in R and my econometrics background is not very sound either. I want to build a constant conditional correlation GARCH (1,1) model in R and I found the function, the description of ...
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### Annuities problem

First problem is like this: loan amount: 20,000,000.00 First six months: There is no payment but there are interest (grace period) Next six months: payment of 600,000.00 Since 13 month: payment of ...
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### Market risk calculation for Fixed income position

I have come across a somewhat strange formula (atleast to me) for Value at Risk calculation for a Bond position. This typical formula looks like below: PnL = Beta * "Some industry Credit spread" * ...
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### Modelling turnovers with a random walk. Is it right?

I need to analyse a bunch of weekly time series that reflect the turnovers of various companies. I already read that return rates or share prices show stochastic patterns that can be modelled by a ...
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### comparison of speech signal processing and financial data

I have read that in speech signal processing analysis when voice is segmented in brief temporary segments the series segments transitions from being non stationary to stationary. My question is if ...
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### What is the most efficient way to periodically download all new 10-K filings from SEC's EDGAR?

I found this website which uses a perl script to download all the filings. It states: "There are 200K+ 10-K (and equivalent) filings, which will take considerable harddisk space and time to download. ...
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### Confused on interpretation of betas/alphas in regression in finance

I ran a regression on two stocks. I don't have the data in front of me, but it is a more conceptual question. Let's say SP500 returned a total 23% return over this time period and MSFT returned ...
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### Monte Carlo simulation returns not normal distributed

I am generating 100,000 paths of SPX out to 1 year using Euler discretization. I look at how S is distributed for 100,000 paths at the 1 year point and I find it is lognormally distributed. I look at ...
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### Implementing Minimum Leverage in an SOCP Portfolio Optimization

I'm optimizing a portfolio of n assets and my optimization variable is of the form $$x = [t,w,w_L,w_S]$$ where $$t:= \text{slack variable for turning my QP objective into SOCP constraint}$$ ...
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### Implied volatility from American options using python

I am currently trying to construct volatility surface from american option prices (using Cox-Ross-Rubinstein tree) in Python 2.7. Below you can find the code I came up with. Any corrections would be ...
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### Calculate minimum IV increase to offset theta

How would one calculate the minimum implied volatility increase necessary to offset theta decay? IV is typically a percentage, while theta is a dollar value. In theory I think I could look at what ...
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### EDGX, EDGA, Nasdaq and Bats-Z Pricing in 2011

I'm trying to find the fee and rebate structure of these 4 exchanges during year 2011, in the specific, I'm interested in the cost of posting a hidden Limit Order, in the cost of removing a visible ...
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I have a beginner question in credit quantitative modelling. I would like to know how we can derive forward credit spread curve, i.e the counterparty of forward yield curves. Indeed, for deriving a ...
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### How to make the algo decide over a optimal selling point?

Please don't bully if its a basic question.Kinda new to the topic hence experimenting. Problems to construct trading algorithm.For the example I assume I am getting a buy signal from the DMI/ADX ...
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### Hedge volatility decreases

My particular options positions are typically a long delta, and long vega. Decreases in implied volatility, or specifically the VIX, can drastically alter the profitability of my position. Is there a ...
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### Create Markets Bubble Indicator

I am trying to replicate a Bubble Indicator described here. The indicator is strictly based on calculating the regularity of price behavior to determine herding in multiple time frames. I tried the ...
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### About OpenMAMA, OpenMAMDA and OpenMDM

In the Linux Foundation are hosted the OpenMAMA and OpenMAMDA (found in that link too) projects and I'm wondering if has someone worked with those projects and if he/she could give me a more detailed ...
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### Charting order depth over time periods

I do a lot of analysis on order flow, tape reading, as it gives insight into what market participants want, or may be willing to do. In comparison, price charts show what happened, and technical ...
85 views

### modeling regime switching for Correlation matrix

I am trying to estimate covariance in multiple time series. However, I want to do this using a regime-switching framework. So, I start with fitting a GARCH(1,1) model and then de-volatalize the ...
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### Estimating the next tick movement in Chinese markets

I'm working on high frequency trading in the Chinese Futures market and I've been having a bit of trouble with getting orders to go through due to the lack of liquidity and large fluctuations. To ...
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### is there any calibration method to calculate FX forward rate? How Bloomberg define FX forward rate

there is any calibration method to calculate FX forward rate? How Bloomberg define FX forward rate
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### How to measure interest rate risk of an equity?

What is the best method to measure interest rate risk of an equity? For example: I am looking to determine the change in price based on a change in yield. I currently have a position in XLU and ...
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### Investing in all assets with positive expected return and allowing for positive correlation

How does the answer to this question Risk minimization by investing in all assets with positive expected return change if assets can be positively correlated (but not perfectly) and short sales are ...
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### Tangent portfolio weights without short sales?

Consider a mean-variance investor in a world with a risk-free asset. Let $R_f>0$ be the return of the risk-free asset, $\mathbb{E}(R_i)>R_f$ the expected return of the risky asset $i$ and ...
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### MLE estimate of normal distribution

Probably a naive question. I am quoting this from Greene's econometrics book: "The occasional statement that the properties of the MLE are only optimal in large samples is not true, however. It can ...
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### Finding relative price strength as defined in CANSLIM stock picking methodology

I am wondering if there is any website that provides relative price strength as is defined in CAN SLIM stock picking methodology. For the CAN SLIM difinition I am looking at this article: ...
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### Conversion stock symbols Google Finance vs. Reuters

I'm working on a project that will fetch data from Google Finance and Reuters. In order to avoid keeping two separate lists of stock symbols, I'm looking for some kind of conversion or database or API ...
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### How to calculate global exposure via commitment approach for FX swaps?

How would you calculate global exposure for FX swaps using the commitment approach? In particular, would you take into account both legs? CESR guidelines (CESR/10-788) defines that the exposure for ...
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### Using Forward Equity Returns to Value Stream of Equity Return Cash Flows

Can I value the equity leg of an equity swap using the projected forward equity returns? In other words, for a sequence of times $t_{0}<t_{1}<\ldots<t_{n}$, where $t_{0}$ begins a brand new ...
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### Please recommend a book regarding Monte Carlo simulation in OAS

I couldn't find a book that explains in details how to use Monte Carlo Simulation to generate a number of interest rate scenarios. And then based on the interest rate scenarios, how to calculate the ...