# All Questions

159 views

### Volatility of Futures

Apparently: Under a constant interest rate, the futures price is given by a deterministic time function times the asset price (I think I understand this). This means that the volatility of the ...
212 views

### M&A hedging an equity portfolio against an index

Quick Note This question was already posted under the userID user8170. Reason being I could not access my account. Now I am able to login to my account I am reposting the question here and will ...
230 views

### one-step-ahead Stochastic Volatility for 5-minute VWAP prices

I'm trying to run an SV model against prices of Euro/USD. For those not familiar with SV, its a volatility model in which each point gets its own volatility parameter $h_t$ with 3 main parameters that ...
59 views

### Testing for the presence of a positive or negative gamma effect

I am currently analyzing a statistic that I believe will have the effect of hedgers having a positive or negative gamma position in certain stocks. In the case where I believe hedgers have positive ...
332 views

### Impact of NZD mid-day EST Roll forward

Was taking a look at an NZD spot deal that was traded on a Friday for value the following Tuesday (t+2). Somehow this trade became classified as a forward by our back office systems (dealer says they ...
686 views

### Incoherence in Bloomberg Data in Swap Curve Builder (ICSV)

When working on calibration for LMM model, we need to have Initial Libor quotes and Swaptions Black vol quotes on the market data. We have data provided by Bloomberg. However, before performing the ...
37 views

310 views

### Mid-Point calculation with execution probability

Referring Cao, Hansch, and Wang (2004) "The Informational Content of an Open Limit Order Book" $$\mbox{WP}^{n_1 - n_2} = \frac{\sum_{j=n_1}^{n_2} (Q_j^d P_j^d + Q_j^s P_j^s)}{(Q_j^d + Q_j^s)}$$ ...
99 views

### Calculating short/long order percentages?

I have a feed in real time that lists the ask and bid orders. Each order consists of a value and a quantity. I want to calculate the percentage of short orders from the total orders in terms of ...
736 views

### How does Volatility Pairs Trading work?

I've read some material related to pairs trading for equities and I understand the process of finding non-stationary pairs price series that can be cointegrated to form a stationary series. The basic ...
155 views

### Can Standardized unexpected earnings be considered a Z-score

According to this wikipedia: http://en.wikipedia.org/wiki/Earnings_surprise, the SUE score is a "standardized" difference between reported earnings and expected earnings. Therefore, can the SUE score ...
831 views

### Risk-Free Rate determinant in CAPM

I have trouble understanding what type of maturity to use when calculating CAPM. My professor uses the 3-Month risk-free rate to ...
1k views

### How to Calculate Confidence Intervals for Moving Averages Given Nonindependence?

I've plotted 30-year moving averages across time for a couple of portfolios, and I was wondering how to calculate a 95% CI for the these moving average data (i.e., across all moving average data ...
59 views

### How to value a portfolio of non-mature consumer loans?

I'm looking for the best way to value a portfolio of consumer loans that have NOT reached maturity and for which I do observe the payment/default history to date? I'm working with a large database of ...
336 views

### Stress Testing Methods

I'm working on the following task: Given quarterly data: a time series representing the 1-year realized (10 years of data) rates of default on a portfolio of mortgages a slew of ...
120 views

### How would you price this kind of derivative?

I am somewhat familiar with options but am wondering how to price calls/puts on this one: European exercise "Jumps" in underlying may occur Takes physical delivery upon exercise (is this even ...
490 views

### Black-Scholes Equation - Riskless portfolio derivation

The following is a summary of the derivation of the Black-Scholes equation as given on wikipedia (http://en.wikipedia.org/wiki/Black-Scholes_equation#Derivation) - I have a question regarding the ...
1k views

### Cost of Carry Bear Flattener

I was reading a report last week that “the carry on a 2s5s gilt curve flattener is negative to the tune of 10bp over 6 months” and I realised I have little understanding of this concept and ...
839 views

### How to fully replicate ADX + DI Indicators in Excel? [closed]

For black box testing, I was hoping that I could replicate the ADX + DI+ and DI- indicators that are provided in trading platforms such as ThinkOrSwim, ScottradeElite etc. However, I noticed that ...
2k views

### Integrating R with Bloomberg

In the past, I have used the package RBloomberg to directly pull bloomberg data into R. I've also seen it go by the names Rbbg or R[Name Redacted]. It seems to me, however, that this package no longer ...
172 views

### Is there a trustworthy ranking of quantitative finance degrees?

I'm interested to know if there is a trustworthy ranking of master's degree in quantitative finance. I'm specifically interested in some recruiter's perspective or experience, if available. I ask ...
353 views

### Why maximize expected growth rate?

It seems to me that the optimality of the Kelly Criterion relies on the assumption that it is in an investor's best interest to maximize his portfolio's expected growth rate. Why would he care what ...
498 views

### Is Reuters Instrument Code (RIC) case-sensitive?

Someone in my organization claims that RIC codes are case-sensitive. So for example: SPXi201420000.U does not refer to the same instrument as ...
388 views

### Autoregressive distributed lag models ADL(p,q) howto in preferably matlab (stata/R/python/C# etc)

Could anyone provide me the details of how to determine the lag order of the distributed lags for an ADL(p,q) model in Matlab or another statistical package (and very much preferably in combination ...
857 views

### Estimate rolling stochastic volatility forecast using stochvol in R

I want to use the R package stochvol to fit a SV model to a DAX training set and use the output to estimate a rolling one-step-ahead forecast: ...
78 views

### Understanding Price Elasticities in Discrete Choice Models (Derivative)

I'am in the midst of a paper on mutual fund product differentiation by Li and Qiu. Here, the authors model the utility an investor derives from investing in a mutual fund using a Discrete Choice Model ...
56 views

### Proper way to combine wavelet coefficients from multiple rounds of analysis

I am doing signal analysis for a time series and the assumption of signal is S = F + e Where S is the original signal, F is the frequency component and e is white noise (auto-regressive time series ...
209 views

### What is the most convenient data structure for backtesting a model of futures options prices?

I have an empirical model for the dynamics of futures prices in a particular market that I have implemented using a long series of the front five contracts. (I account for the roll in my model.) I ...
83 views

### Why would a 9% dividend payment halve the stock price? [closed]

I am trying to understand why a stock experienced a very drastic drop in price. The only event linked to the drop seems to be payment of an unusually big dividend; however its effect on the price ...
797 views

### How to calculate the volatility matrix with multiple stocks

calculating the volatility for a single stock is straightforward. However, I'm not sure whether my approach for calculating the volatility matrix for multiple stocks is correct: I assume a log-normal ...
331 views

### Trading over a Ornstein/AR process

For a OU/AR(1) process is there anyway to analytically calculated most probable period of time the process is likely to diverge from the average, before turning to converge. Basically I am looking ...
324 views

### Simulate non-stationary time series with cointegration

how can I simulate/generate two non-stationary time series (with unit root) so that they can be also cointegrated (using R or Matlab). Thanks in advance.
185 views

### How are bond prices quoted in the financial press related to bond yields quoted?

For example in the FT this month a 10 year US bond with redemption date 05/24, coupon 2.50 has a bid price of 99.52 and a bid yield of 2.56. Can one calculate the bid yield from the bid price, red ...
213 views

### Machine learning for non optimal behaviour

I was working on the pricing of complex bermudean swaption when I noticed that the exercise is often (very) subobptimal. It seems that the clients are more sensitive to past growth or drop in rates ...
644 views

### Why would an exchange choose one matching algorithm over another?

There are a number of different matching algorithms at different exchanges. Time-based FIFO is most common, but there is also mixed FIFO/pro-rata, pure pro-rata, size priority, etc. Why would an ...
302 views

### Need help on cointegration

I tried to test stock pairs for pairs trading. There are two questions I am not sure. I am not using ADF to test the log difference between two stocks. But I also see people using Johansen test. ...
245 views

### Difference between a warrant and an option?

What is the difference between a warrant and an option on a stock? Apparently both represent the same right to receive a share of stock at the strike.
351 views

### Is this arbitrage?

Assume the stockprice as in the Black-Scholes model (Geometric Brownian Motion): $$S_t=S_0e^{(\mu-\sigma^2/2)\cdot t+\sigma W_t}$$ Wouldn't there be an immediate arbitrage opportunity, to just buy ...
277 views

### Exchange rate model and Martingales

In exchange rate model explanation, "...If under the domestic risk neutral measure $Q_d$, the process $X(t)$ satisfies $\displaystyle \frac{dX(t)}{X(t)}=\sigma dZ_d(t)$ Since $Z_d(t)$ is $Q_d$-...
56 views

### Discretization Schemes

I am working with two correlated SDE's and I was wondering if I could use two different discretization schemes for them. Is there maybe a reference of this being done? And can something be said about ...
315 views

### question on Leif Andersen's “Interest Rate Modeling, vol 2 Term Structure Models”

I'm reading Leif Andersen's "Interest Rate Modeling, vol 2 Term Structure Models" and met a problem on Chapter 14 LM Dynamics and Measures, $\S$ 14.2.5 Stochastic Volatility, Lemma 14.2.6, on page 602....
102 views

### Correlation Multiple Currencies

If i have a portfolio of stocks from different currencies and i want to generate a correlation matrix from the stocks, how is the correct procedure ? Imagine a portfolio which the base currency is ...
41 views

### Formal Proof of Immunization Techniqu

Please correct me if I am wrong in understanding the Immunisation Technique behind bond interest rate risk management. It says that any change in interest rate can be neutralised by reinvesting the ...
1k views

### Johansen Cointegration Test

I just performed a Johansen Co-integration test on two stocks. The results I get are: ans = r0 r1 t1 true false I am using Matlab. Can ...
220 views

### Book recommendation for time series analysis

I have been trying to wrap my head around Engel-Granger test and jcitest etc. I have failed thus far. If possible can someone guide me about which books to start with and possibly reach to ...
666 views

### Starting mathematics reading for quants

What book should I start with in order to learn about the mathematics behind financial (derivatives I think!) trading that would be used in HF's & IB's (Not sure whether there would be a ...
Say I issue insurance contracts covering fire damage in personal households. Fires occur with a probability of $x$% in a household (and they obviously occur independently from one another). If the ...