0
votes
3answers
306 views

How to do performance attribution for a few characteristics?

Let's say the characteristics that I am interested in are FX Country Security selection I have the benchmark weights and returns, the FX returns, and the portfolio weights and returns. Can ...
2
votes
2answers
545 views

Should I use GARCH volatility or standard deviation in cross-sectional regression?

I want to do a cross-sectional study where the historical, medium-long run volatility of some return series (call it $R_t$) is included as a regressor. Which of the following two estimates of ...
2
votes
2answers
2k views

Interpretation of Macaulay Duration

I am having a difficulty conceptualizing the meaning of "Macaulay duration" - I want to note I completely understand the math, this isn't the issue. Modified duration & Efficitive Duration make ...
2
votes
1answer
171 views

Model-implied yield spread on corporate bonds

While using Merton (or any other) model, is the model-implied yield spread on bonds greater than actual yield spread? And is it possible to estimate actual probablities of default?
3
votes
1answer
928 views

Understanding Passive Rebate Arbitrage

I was reading a BMO paper which offered the following example of passive rebate arbitrage: "For example, if BBD.b is trading at $4.71 - ...
4
votes
1answer
233 views

Reasonable Hull & White parameters

I am using a Hull & White model to simulate forward rates on US swap curve from the 1.10.2012. This is a part of a bigger picture, and I am interested in some reasonable values for the parameters ...
0
votes
1answer
2k views

Calculating pre-tax cost of debt

This is a simple problem but I'm not sure about one aspect of it. A company has 15 year bonds outstanding, with a 5% annual coupon, a face value of \$1000, and a current market value of \$1100. ...
2
votes
0answers
136 views
0
votes
2answers
7k views

Kalman Filter Equity Example

I am looking out for some material where I can study about Kalman Filter applied to Equity using Excel or R?
2
votes
1answer
172 views

Risk management insurance (Solvency II / MaRisk)

I have a few different questions on topics involving an doing risk management in life insurance. If someone could shed some light on these issues, I would be very thankful. a) How does an actuary do ...
3
votes
0answers
95 views

Estimating two normal random numbers with one equation

Subtitle: Estimating the correlation of the shocks driving two commodities in two multi-factor models I am fitting two 2-factor models to electricity and gas futures, respectively. In order to ...
3
votes
1answer
188 views

Is it possible to model general wrong way risk via concentration risk?

General wrong way risk (GWWR) is defined as due to a positive correlation between the level of exposure and the default probability of the counterparty, due to general market factors. (Specific wrong ...
2
votes
2answers
638 views

Forex ECN for Algorithmic Trading

I'm looking for a forex brokerage that allows me to: add limit orders to the order book and trade against other clients However, when I look at the looks of fxcm, alpari, robofx, ... it appears all ...
2
votes
3answers
1k views

What advanced statistical techniques are quant researchers using? [closed]

Some time ago I was talking to a representative of one of the leading quantitative hedge funds. We talked about recruitment and the following had me stunned: The representative explained that they ...
0
votes
3answers
249 views

Profit estimation with a dice: 10 dollars for 6, -1 dollar for anything else

I recently found the following question: What is your profit estimate throwing a dice in the long run if you get 10 dollars for each time you hit 6 and lose 1 dollar for any other number? I tried to ...
5
votes
2answers
733 views

What is the average stock price under the Bachelier model?

Let's say stock price follows following process: $$dS(t) = \sigma dW(t)$$ where $W(t)$ is Standard Brownian motion. The initial level for the stock is $S(0)$. Define the average of stock price ...
6
votes
2answers
468 views

Why are regressors squared and not ^1.5 or ^2.2 or ^2.5?

When a researcher in economics or finance wants to apply a linear regression model but suspects a non-linear relationship between one of the regressors and the dependent variable, it is typical to ...
8
votes
2answers
320 views

GBM 3d plot with R

I want to plot the density of the GBM in a 3d plot. So I have on one axis the stock price, on the other the time and on the z axis the density. At the end I want to produce this graph. The formula I ...
3
votes
0answers
264 views

How does one estimate theta in the Ho-Lee model from a yield curve?

I have a yield curve constructed using linear interpolation with data points every 3-months for US treasuries. I would like to use that calibrate a Ho-Lee model, but I can't wrap my head around how ...
4
votes
5answers
826 views

How to improve the Black-Scholes framework?

Since the distribution of daily returns are obviously not lognormal, my bottom line question is has BS been reworked for a better fitting distribution? Google searches give me nada. The best dist ...
-3
votes
1answer
1k views

Is there a piratebay for data(bases)? (here, talking about historical financial data) [closed]

I would like to, for example, access (and later, upload), for example, historical financial data for the S&P500. If a piratebay for databases existed, maybe we could freely share information that ...
2
votes
1answer
239 views

desk's performance

I need your point of view in evaluating the monthly performance of a desk. I have the daily credit risk capital requirement (A); the net banking income or GNP (B). What is the best measure of ...
4
votes
1answer
427 views

Bootstrapping first, then data mine?

I posted this on Cross Validated a month ago, but I didn't get any answers. Sorry for the second post! I'm wondering about the whole process of testing/data-mining for a strategy and THEN testing on ...
1
vote
1answer
464 views

What are current interest rates on senior/junior/mezzanine loans for e.g. real estate developers?

For a case study I have to work on for a university course, about a real-estate-development project, I need to simulate the financing with different proportions of equity (40%), senior loan (35%), ...
2
votes
3answers
708 views

Treasury Bond Yield Curves in R

Does anyone know if I can access interest rates series from the treasury using R? I tried yahoo! Finance and it doesn't seem to have this kind of information.
4
votes
1answer
457 views

Black-Scholes American Put Option

Here is my question: This is a question about Black-Scholes model, but it may be applicable to more complicated models. Throughout the discussion, the strike price $K$, interest rate $r$ and ...
10
votes
3answers
221 views

Does entropy pooling apply to distributions with time-varying drift?

I have a returns process that is drawn from a normal distribution with a nonlinear time-varying drift, so I was wondering if the entropy pooling method still applies or if I need an invariant ?
1
vote
1answer
358 views

Is making a bid/ask offer a good way to lower the spreads?

I have written an algorithmic trading program which relies heavily on low spreads in the 0.1-0.3 PIP region. I was now wondering if it would be a good idea to place bid/ask offers instead of limit ...
2
votes
0answers
79 views

Changes to option valuation for dollar-pegged underlying

In Russia, options on futures on the RTS index are priced in points instead of currency, with points being directly related to the value of the US dollar such that, for example, if the dollar rises, ...
3
votes
1answer
734 views

How do I estimate the parameters of an MA(q) process?

It is relatively easy to estimate the parameters of an autoregressive $AR(p)$ process. How do I do with a moving average $MA(q)$ process?
3
votes
2answers
1k views

Why do ATM call options have a delta of slightly bigger than 0.5 and not 0.5 exactly?

From the formula of the delta of a call option, i.e. $N(d1)$, where $d_1 = \frac{\mathrm{ln}\frac{S(t)}{K} + (r + 0.5\sigma^2)(T-t)}{\sigma\sqrt{T-t}}$, the delta of an ATM spot call option is ...
3
votes
2answers
388 views

How to calculate discounted inflation and growth?

Given the nominal bond yield and the inflation index bond yield (earning yield), how would one calculate the discounted inflation rate (discounted earning growth rates)? These two factor seems to ...
2
votes
2answers
162 views

Pricing forward contract on a stock

Please tell me where I've gone wrong (if I did in fact make a mistake). I'm pricing a long forward on a stock. The usual setup applies: This has payoff $S(T) - K$ at time $T$. We are at $t$ now. ...
1
vote
0answers
175 views

Pricing a Power Contract derivative security

I'm trying to price a "power contract" and would appreciate guidance on the next step. The payoff at time $T$ is $(S(T)/K)^\alpha$, where $K > 0$, $\alpha \in \mathbb{N}$, $T > 0$. $S$ is ...
4
votes
2answers
905 views

How to make the final Interpretation of PCA?

I have question regarding final loading of data back to original variables. So for example: I have 10 variable from a,b,c....j using returns for last 300 days i got return matrix of 300 X 10. ...
3
votes
1answer
2k views

How to simulate a Merton Jump Diffusion process?

I am talking about the Merton Jump Diffusion model, on this page, where they give the following formula: $$ dS_t = \mu S_t dt + \sigma S_t dW_t + (\eta-1) dq$$ where $W_t$ is a standard brownian ...
1
vote
2answers
222 views

Absolute Dollar Form Of Kelly Criterion

Is there a absolute dollar form of the Kelly equation $f=\frac{m}{s^2}$? (i.e. one that does not use percent returns).
10
votes
3answers
1k views

When does delta hedging result in more risk?

There's a question in an interview book saying "when can hedging an options position make you take on more risk?" The answer provided is that "Hedging can increase your risk if you are forced to both ...
1
vote
0answers
170 views

How to calculate a the PFE for a Swaption?

How do you calculate the Potential Future Exposure (PFE) for a swaption? Do you incorporate the dynamics of implied volatility when you are running your simulations? Is there a standard way to ...
2
votes
2answers
3k views

How to Delta Hedge with Futures?

The theory of delta hedging a short position in an option is based on trades in the stock and cash, i.e. I get the option premium and take positions in the stock and cash. In the classical ...
8
votes
3answers
763 views

How to simulate stock prices using variance gamma process?

I want to simulate stock prices with the variance gamma process. The model is given by: $S_T=S_0 e^{ {[}(r-1)T + \omega + z{]}} $ where $S_0= $ starting value $T= $ Time ...
1
vote
1answer
381 views

Performance Stats of Pairs Trades

This is something I've been thinking about for a while but I can't reach a clear conclusion. When we calculate, for example, the profit factor for a pairs trading strategy, do we treat each pairs ...
6
votes
2answers
9k views

How to simulate stock prices with a Geometric Brownian Motion?

I want to simulate stock price paths with different stochastic processes. I started with the famous geometric brownian motion. I simulated the values with the following formula: ...
2
votes
0answers
149 views

Measure change in a bond option problem

This is not a homework or assignment exercise. I'm trying to evaluate $\displaystyle \ \ I := E_\beta \big[\frac{1}{\beta(T_0)} K \mathbf{1}_{\{B(T_0,T_1) > K\}}\big]$, where $\beta$ is the ...
2
votes
1answer
118 views

Question on OptionMetrics: when are adjustments for discrete dividends needed?

Bakshi et. al. (1997) analyzes the empirical performance of some alternative option pricing models. I am interested to do this as well - hence applying different models - but I am unsure how to handle ...
3
votes
1answer
349 views

Calculating portfolio VaR for (custom) leveraged products

I have been searching online for a few days regarding how to calculate portfolio VaR for a portfolio consisting of leveraged products - but so far, I have not been able to come up with anything ...
6
votes
5answers
744 views

portfolio optimization from empirical return distributions

I'd like to do a portfolio optimization of a set of ETF's but want to avoid traditional problems with normality assumptions in returns etc. Are there techniques that let me sample 'draws' from the ...
3
votes
2answers
432 views

When gains are made: Overnight or during trading hours? What is the connection to volatility?

Falkenblog reports an interesting finding: All of the stock returns since 1993 are from overnight returns and cross-sectionally, volatility receives a positive overnight risk premium, a negative ...
6
votes
3answers
263 views

What is the canonical reference for Minimum Variance Portfolio's uniqueness?

I am writing a white paper in which I am trying to compare a strategy to different well-known - and classic - asset allocation optimization approaches. One of the methods I chose is the minimum ...
-2
votes
1answer
102 views

Proxy for a trigonometric angle function [closed]

You can't calculate an actual/real angle with the sine function with discrete market data. I need a substitute value for inputs that require an angle value. If you're only calculating the angle ...

15 30 50 per page