All Questions

3
votes
0answers
421 views

Testing Valuation, Size and Momentum (proprietary factors) from 1988-2013: No evidence of driving cross-sectional returns

I am currently testing whether three proprietary factors - Valuation, Size and Momentum - explain cross-sectional returns. A sample of 3000 securities was tested using Fama-MacBeth two-pass ...
2
votes
2answers
253 views

VSTOXX Implied Volatility Calculation

What is the industry consensus (if it exists) about implied volatility calculation for options on VSTOXX (OVS)? I've experimented with the following approach: Standard Black-Scholes VSTOXX futures ...
3
votes
3answers
2k views

relation between asset's and equity volatilities - merton model

In terms of Merton credit risk model need to find the initial value of counterparty's assets and the volatility of the assets. Both value are not directly observable thus we have to approximate them ...
2
votes
3answers
2k views

What is the difference between the Interactive Brokers demo account and a personal paper trader account?

I'm interested in testing my trading strategy using the Interactive Brokers API for Trader Workstation. A demo account is provided to play with TWS for free, but if I fund a real account I will be ...
2
votes
1answer
99 views

What is the difference between full and only futures?

If you look at instrument name for listed on various futures exchange you often see Gold Only1214 Gold Full1214 What is "Full" and "Only" mean? The price listed is the same and I cannot find a ...
-3
votes
1answer
222 views

Interest only loan formula [closed]

Forgive me I am not good at economics, I have following values. amount I want to lend. the current bank interest rate. the amount of years the loan will be for Please tell me the formula to ...
2
votes
0answers
146 views

Good criteria to sort state-space $\beta_{t}$ according to Kalman filter output

Let the usual state-space linear model (without constant term for the sake of simplicity): $y_{t}=\beta_{t} X_{t}+\epsilon_{t}$ If we use Gaussian Kalman filter to estimate $\beta_{t}$ we get ...
1
vote
0answers
210 views

Constant maturity futures price methodology

What is the correct methodology to compute constant maturity futures price. I've met in some papers that do the following. To create constant maturity synthetic futures prices with maturity $m = 30, ...
0
votes
0answers
204 views

CME historical option data provider

Is there any other historical end-of-day CME option data provider rather then CME DataMine? I've searched all the internet and found only CBOE traded options.
1
vote
2answers
618 views

Partial Least Squares Discriminant Analysis

Could anyone point me to detailed literature about "Partial Least Squares Discriminant Analysis"? Intuition, methodology and examples.. Thanks,
5
votes
2answers
233 views

Is HMM of Volatility any different from a simple filter?

I have constructed a simple HMM (Hidden Markov Model) with 2 states on the Vol (stdev) of a time series of currency returns. The state vector I produce looks reasonable, in the sense that it appears ...
8
votes
2answers
2k views

How to calibrate Hull-White from zero curve?

I am interested in calibrating a Hull-White model to the market. I do not, however, have data on anything except the market zero curves, as all derivatives are being traded OTC. My plan is to ...
1
vote
2answers
228 views

Electricity volatility smile

In the electricity sector, what should be the shape of the volatility smile? a behavior similar to other commodities with a convex curve, decreasing first and then growing to the initial level. or ...
0
votes
3answers
209 views

Black model - volatility estimation

In the Black (1976) model: We should use the settlement prices of the underlying futures contract in order to estimate the volatility, right? Or can we also use the spot prices? Because the ...
1
vote
1answer
228 views

What is meant by a structural short?

What is meant by a structural short in this context: "First lesson: Valuation shorts are pretty difficult. Look for structural shorts instead." Link
4
votes
3answers
570 views

How popular is the IRR as a tool for capital budgeting, nowadays?

This 2004 McKinsey Quarterly article reports that, back in 1999, three-quarters of CFOs always or almost always use[d] IRR when evaluating capital projects. The same article warns against the ...
3
votes
0answers
558 views

FIGARCH estimation in R

I am trying to estimate a FIGARCH(1,1) model in R for Value-at-Risk purposes. As I understand it, the rugarch package does not support FIGARCH or FIEGARCH. To that end, I used the garchOxFit function ...
8
votes
4answers
3k views

R: Fast and efficient way of running a multivariate regression across a (really) large panel (First pass of Fama MacBeth)

I am attempting to run a rolling multivariate regression (14 explanatory variables) across a panel of 5000 stocks: For each of the 5000 stocks, I run 284 regressions (by rolling over my sample ...
2
votes
0answers
155 views

Credit Valuation Adjustment Implementation

I am trying to help a friend with her thesis on Counterparty Credit Risk where she intends to have a somewhat lengthy treatment on Credit Valuation Adjustment (CVA). Specifically I am looking to help ...
-2
votes
2answers
154 views

Where to get access to an inexpensive or free hedge fund/CTA DB?

Basically, the question is in the title. For some similar data: EDHEC provides some data and one can also get the Mutual Funds data from the Yahoo Finance:is there anything else out there? Thanks, ...
4
votes
2answers
360 views

Average correlation of index/portfolio

We try to analyze the average correlation of a portfolio as it can be found here in section 2 b), the same formula which is also used by the CBOE to calculate implied correlations: $$ \rho_{av(2)} = ...
1
vote
0answers
88 views

What are the industry standard models for monte carlo simulation of basket options?

I would like to simulate an equity index, a risk free cash account and the yield curve for the purposes of valuing a guarantee on an insurance product that is being backed by both equities and cash. ...
4
votes
1answer
187 views

Growth of Order Book size during day

I am trying to find market-structure research on how the size / depth of the order book changes during the day for equities. I would expect it to get deeper and deeper and bigger and bigger ...
1
vote
3answers
193 views

Industry convention to track trading performance against market indices?

I come from a programming background and not am no quant by career so this is probably a newbie question for you guys. I have written some code to pull daily closing values for market indices ...
0
votes
0answers
25 views

Historic market cap/outstanding shares [duplicate]

Is there someway to get the historic market capitalization/outstanding shares of stocks traded in US exchanges ?
0
votes
0answers
27 views

explanation for preference of volatilities in option premium quotes [duplicate]

could any one suggest an explanation for why premium in option markets (currency or otherwise) are quoted as volatilities rather than (premium/abs(spot price - settlement price)) or some other ...
0
votes
0answers
88 views

Is there a strong solution to $\frac{dS}{S}=\sigma(S)dw$?

Does someone know if there is a strong solution for this SDE : $$\frac{dS_t}{S_t}=\sigma(S_t)dW_t$$ where $$\sigma(S)=\begin{cases} 1\;\;\;S>1\\2\;\;\;S\leq 1 \end{cases} $$ $S_0=1$ and $W_t$ is ...
4
votes
0answers
81 views

Risk neutral measure in exponential levy model

Is there a method of finding a risk-neutral measure for assets driven by the levy process? I understand there is the esscher transform but I think it tends to transform the processes into ...
0
votes
2answers
342 views

garchOxFit in R

Could someone please help me with trying to get the Ox interface to work in R. I followed the steps outlined in this paper (http://papers.ssrn.com/sol3/papers.cfm?abstract_id=1752095), but I get the ...
3
votes
0answers
137 views

How to price an option with two volatilities?

Imagine you have two volatilities, the second which is "activated" when the stock crosses a barrier called $p_b$. The present price is $p_1$. ($p_b>p_1$). This can be used to price options after a ...
0
votes
0answers
198 views

what is a reasonable beta in CAPM?

I want to predict expected returns for assets using a CAPM, to calculate unexpected (unpredictable, idiosyncratic, non-systemic) returns in portfolios. My CAPM estimated on monthly total gross ...
3
votes
1answer
199 views

How to design back-testing (validation) for such modified Vasicek model?

Consider a classical Black Scholes model , $$\frac{dS}{S} = \mu dt + \sigma dW$$ , where $dW$ is a Brownian motion, that $W(t_1) - W(t_0) \sim N(0, t_1 - t_0)$. The back-testing strategy is ...
4
votes
1answer
181 views

Estimating early exercise boundary for American put

I am trying to estimate the early exercise boundary for an American put option. I can find the put value through the Longstaff-Schwartz LSM method. How do I obtain the early exercise boundary within ...
1
vote
1answer
182 views

Why are indifference equations in mean-variance portfolio theory convex shaped

As the title suggests why is the indifference equations in mean variance portfolio theory convex shaped? Indifference Equation: https://en.wikipedia.org/wiki/Indifference_curve A graph:
2
votes
1answer
2k views

Duration of a floating rate note

I have the following C# code for calculating the modified duration of fixed coupon bonds: ...
5
votes
1answer
198 views

How to choose a rolling window type and size?

I'm developing a trading strategy which takes into account certain parameters (e.g. avg spread, weighted price, etc). Of course, these parameters can be calculated over different window types (i.e. ...
5
votes
0answers
106 views

Basket option density in BS model

Let X and Y be two GBM’s, they have each a univariate log-normal distribution for some time t, that is $X_t\sim{LnN(µ_x, σ^2_x)}$, $Y_t\sim{LnN(µ_y, σ^2_y})$ and $Z_t=[X_t,Y_t]\sim{ MvLnN(μ, Σ)}$ ...
3
votes
1answer
155 views

Measuring and proxies for leverage in the financial system

It can be argued that the leverage - reflected by how much collateral people or firms need to put down to borrow and might lose if they fail to pay the loan back - used in the financial system is one ...
2
votes
0answers
125 views

Black-Scholes in Delphi [closed]

when trying to implement the Black-Scholes formula in Delphi, I've found this: http://www.espenhaug.com/black_scholes.html I've checked the results against option-price.com and found they are ...
2
votes
1answer
493 views

How to calculate VaR/CVaR for private equity, hedge fund, and alternative investment portfolios?

What is the best method for calculating VaR/CVaR for private equity, hedge fund, and alternative investment portfolios? I have only historical monthly return for them.
0
votes
1answer
59 views

Liquidity and Prices

Do fewer transaction costs and higher liquidity relate to lower market prices? Are there any good resources that deal with these topics in more detail?
2
votes
3answers
235 views

Smoothing Term Curve

Assume that we have current month term curve and the curves from the two previous months. The current curve may be shifted from the average of the previous two curve by some value (a parallel shift). ...
0
votes
0answers
220 views

Time-varying correlation via state-space representation and Kalman filter

Let a linear time-varying mode like this one: $y_{t}=\alpha_{t}+\beta_{t}x_{t}+\epsilon_{t}$. You can also suppress the constant term to simplify this example: $y_{t}=\beta_{t}x_{t}+\epsilon_{t}$. ...
1
vote
1answer
169 views

Modified Duration of Overnight Index Swaps

Is the modified duration of an overnight index swap zero or close to zero?
4
votes
2answers
209 views

What is the significance of Relative Risk Aversion

I know that the relative risk aversion is defined as $$R(c) = cA(c)=\frac{-cu''(c)}{u'(c)}$$ where $u(c)$ denotes the utility curve as a function of wealth $c$. But I do not understand the intuition ...
2
votes
1answer
263 views

Why is the mean time-dependent in the Hull-White interest rate model?

In the Vasicek interest-rate model, the interest rate reverts to a constant mean. This makes sense to me. In my conception, the mean ought to be time-invariant, since interest rates don't follow an ...
2
votes
1answer
154 views

Trend in Cointegration relationship

I was estimating a long-run relationship of exchange rate and purchasing power parity. The residual of the long-run relation which should be $I(0)$, but it is only $I(0)$ when I introduce trend in ...
1
vote
1answer
771 views

IMM dates in excel

I need to get the IMM dates in excel. IMM dates are defined as the third Wednesday of every March/June/September/December.
0
votes
0answers
70 views

Real value of small numbers of shares of company stock

What is the real value of a single share of company stock? Let's ignore the "the value is what someone is willing to pay for it" angle. At some point, there has to be a real inherent value to ...
2
votes
2answers
168 views

How do you handle order tracking (without unique Lot ID's)

Hypothetical Trade: I buy 10,000 shares of ASTC using a broker API. The order is filled in 4 similar lots; ...

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