# All Questions

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### Obtaining historical data of individual level predictions from prediction markets

I have been searching the internet but was unable to find data of the following form: prediction of events for which we already know the outcome (i.e. markets that have already closed) data for each ...
61 views

### Option payoffs and replicating payoffs

I've come across the below question which has no answers to it and I was hoping someone could provide some help. I know it quite a long question and I appreciate any help with this. An investment ...
50 views

### Kalman Filtering with Linear Restrictions

A question on this topic has been asked before: Combining a linear Kalman Filter with additional linear constraints? and I checked out some of the references given: ...
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61 views

### calculation of parameters in Stochastic Volatility

I want to compare volatility models from constant volatility, implied, time-varying (ARCH, etc) and stochastic volatility. I can find the process to calculate constant, implied and ARCH and GARCH ...
58 views

### Stochastic Volatility for Stocks, FTSE

Can someone help me with calculating Stochastic Volatility (of stocks and options) using SAS or R or Matlab please? I am new to SAS and I am trying to use Heston model, White-Hull model or any other ...
21 views

### how to obtain the optimum debt-equity ratio while maintaining a minimum debt service coverage ratio of 1.1

the assumptions are -that the NOI for year 0 is 6500000 -loan term is 8 years and issued at a fixed rate of 3% + libor (in 2008) -equity yield is 15%
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### Conversion of quarterly growth rate to annual growth rate

If a macro data like Consumer Price Index or Real GDP growth rate is expressed in quarterly year-on-year basis. Anyway to get precise annual growth without using approximations? For example: Cars ...
25 views

### Regulatory Capital Formula under Basel III?

Does anyone know where can I find the exact formula of the regulatory capital charge under Basel III ? (including the VaR, the SVaR, the IRC and two other components I don't remember...) I have been ...
45 views

### Multi-Factor Models Application

I am trying to use what I learned about multi-Factor Models to apply to some questions: Suppose investing 80% in Portfolio A -100% in Portfolio B 20% in risk free asset If $\hat{F_1}$, denoted by ...
48 views

### What are the estimation methods for SV models?

I want to know about some methods like Methods-of-Moments, Quasi-Maximum Likelihood method, Baysian methods using Markov Chain Monte Carlo methods. Is there any reference to have an idea of these ...
39 views

### How to drive simple european put price under Gabillon 2-factor model?

Can someone explain to me for a Simple European Put payoff P(S,T) = max(K-S,0)), how to get simulation and calibration models using analytical approaches, binomial and trinomial trees, multi-factor ...
26 views

### Real returns vs. inflation as an independent variable

Assume a model like this, basically explaining stock market returns with a bunch of stuff: ...
50 views

### PCA related Query

I am currently working on a project in grad school where I am using PCA Approach. I have 4 stocks. I used R to generate Eigen Values, Eigen vectors Eigen Values Number Value Diff ...
52 views

### full tick and retail tick data feed difference

Full tick institutional data feed like elektron from reuters, how is it different from retail tick data feed & which charting softwares work with elektron data feed
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### 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 ...
33 views

### Significance of Data

The following is a result I get from a pair trading model. I am trying to figure out the significance of the below but failing. Can someone help me out i.e. a resource or possibly an explanation on ...
130 views

### Java Implied Volatility Solving

After using RQuantLib and RCaller from Java I am desiring a bit more speed on my implied volatility calculations (for anyone who has used this knows it is quite slow). I need to price a large number ...
84 views

### What are the theta and vega of a forward starting plain vanilla european option with no dividend?

I am reading through Hull's book asking myself this question to understand exotics. I currently believe that theta should equal 0 until the forward start time, $t_*$, if the call pays no dividends. ...
24 views

### modelling with Meixner process

I failed to evaluate the integral of v(x)e^x over real numbers (i.e, from -infinite to +infinite) with respect to dx where v(x)=2d exp(2(pi+b)x/a)/abs(x)(1-exp(2pi.x/a)) for x<0 and v(x)=2d ...
61 views

### EMM in incomplete markets

The simply put question is as follows: do we need to restrict ourselves to EMM exclusively when pricing European contingent claims (=option payoffs) even if markets are incomplete? In particular, a ...
389 views

Given sales and profitability data for two time periods, how would I go about calculating the impact of price, cost, volume and mix margin % (bps)? I can do the analysis as a gross margin $bridge, ... 0answers 179 views ### Downloading Quotes in CSV format from Yahoo Finance - Beta symbol? By using http://finance.yahoo.com/d/quotes.csv?s=STOCKNAME&f=I am able to download a CSV file, does anyone know what the symbol for beta is? It should go after ... 0answers 57 views ### Explain$1Gamma vs %1 Gamma

What is \$1 Gamma and what is 1% Gamma? please describe the difference? I understand Gamma but cant make the diff between the two.
26 views

### How to calculate tail exposure on a multi-product position

Let's say I have a position vector across five products: Positions <- c(40,-45,20,-32,17) How can I determine the "tail" exposure if my PCA model gives me the following loadings for the first ...
49 views

### What are some different methods for calculating hedge ratios for multiple leg spreads?

I am looking for many different ways of doing this, and I want to compare the results I get among the different choices. I am going to be using close-to-close change data. Thanks.