6
votes
1answer
8k views

The difference between Close price and Settelment Price for future contracts

What is the difference between Close price and Settlement Price for future contracts? Is there a defined rule for evaluating the settlement price or different rules are applied for each ...
14
votes
4answers
4k views

Techniques to optimize the placement of orders in market making strategy?

Market making often requires placing and canceling a lot of orders. You have to buy and sell nearly simultaneously, so you need to move orders pretty often to beat other traders. But I would like to ...
3
votes
2answers
87 views

Longer term average probabilities of fills at fx ECNs?

I am wondering whether anyone can share experiences and longer term average probabilities of fills when quoting inside the spread at various fx ECNs. I need to make an assumption of the probability of ...
1
vote
1answer
51 views

Fx Firm market making

I've been doing market making on forex using the last look feature so far. Now we are moving to do on firm making, but I'm kind of lost. To do firm making we need to post resting orders (currenex ...
0
votes
1answer
68 views

Who Uses American Options?

...in other words, why would a person want to have the right to exercise an option early? What advantage does that really give you? Are Euro-style options not good enough for some people? Who are ...
4
votes
1answer
101 views

Extrapolating SVI

In his paper Gatheral presents the following parametrization of the implied total variance $w(k,T) = \sigma_{BS}(k,T)^2T$ $$ w(k) = a + b\{\rho (k-m) + \sqrt{(k-m)^2 + \sigma^2} \}.$$ Assuming that ...
3
votes
0answers
74 views

Ridiculous Bond Prices under Vasicek Model

Has anyone played with the parameters of the Vasicek model and observed the sometimes ridiculous bond prices it implies? E.g. with the right parameters, a 30-year zero is priced at $147,327. To be ...
0
votes
1answer
227 views

“Hedging” a put option, question on exercise

I have a question on the following exercise from S. Shreve: Stochastic Calculus for Finance, I: Exercise 4.2. In Example 4.2.1, we computed the time-zero value of the American put with strike ...
0
votes
1answer
36 views

Business cycles and missing data

For many probability of defaults models in credit risk it is needed to use data observed from a "full" business cycles. Usually a business cycle is defined as a recurring (not necessarily periodic) ...
2
votes
2answers
107 views

Tradable information from BS Implied volatility

These are two follow up questions to: Implied volatility as price transform I understand that the BS model is used as a 'Blackbox' that takes a market price and maps it in a 1to1 fashion to a 'BS ...
6
votes
0answers
122 views

Estimating Parameters - Vasicek

The Vasicek model for the short rate $r_t$ is given by the SDE $$ dr_t = \alpha(\beta - r_t)dt + \sigma dW_t, $$ where $W_t$ is a Brownian motion under the physical measure. I'd like to compute bond ...
2
votes
2answers
87 views

What are the canonical global-macro investing books?

What is a good reading list for Global Macro investing? What does Bridgewater, Bervan Howard, Soros, AQR etc. use to teach their staff about macroeconomic investing? Let us assume a top-class ...
0
votes
0answers
9 views

How to get currency denomination of security from yahoo finance API

I'm trying to write a portfolio program and it would be nice if it could auto detect what the currency denomination of the ticker is without needing user input.
0
votes
0answers
31 views

Hedging portfolio of options with different underlyings

Suppose i have call options for 90 of the 100 stocks of NASDAQ100. How can i hedge the risk using NASDAQ futures? Also, how can I get rid of the residual risk?
0
votes
1answer
56 views

Isolating single assets standard deviation in a portfolio accounting for correlation

I am running a simple Monte Carlo analysis in Excel using mean return, standard deviation and the =NORMINV(RAND(),mean,std dev) method. I have a correlation matrix that I use to compute the portfolio ...
3
votes
0answers
39 views

How does a Broker-Dealer lend shares to other Broker-Dealers?

Is it possible to find out how a OTC Broker-Dealer in thinly-traded equities lends shares for short-sales to other Broker-Dealers. Which platform or process is involved?
5
votes
1answer
86 views

Modelling EUR/USD with Ornstein-Uhlenbeck + jumps?

I'm trying to simulate a process as close as possible to EUR/USD of the ten past years. I've used a Ornstein-Uhlenbeck process: $$d X_t = -\theta (X_t - \mu) d t + \sigma d B_t$$ with the ...
1
vote
1answer
44 views

How to measure if investors are diversified in a stock market?

My question is related to this question but it is not the same. Consider the US stock market. How can I tell if people trading in this market hold properly diversified portfolios? Is there some ...
1
vote
0answers
49 views

Fourier transform covariance estimator

I am estimating realized variance and covariance by the estimator described in this paper, and relying on Fourier Transform. Now, as my data is one day of data in ultra high frequency, so that the ...
4
votes
6answers
211 views

Data provider for daily futures settlement prices

Is there a data provider that has historical daily settlement prices for download? I'm interested in a provider that spans multiple exchanges.
6
votes
3answers
2k views

What continous adjustment methods are firms using for futures backtesting?

There are several methods available between data vendors and associated software programs to adjust futures contract data for historical simulations. Some of the methods are: 1) Back or forward ...
2
votes
1answer
99 views

How to download efficiently intraday data with Bloomberg API?

I'm downloading intraday bar data using Bloomberg API and C#. I have adapted the official Bloomberg c# "IntradayBarExample” to suit my needs. However downloads are really slow, I found this post ...
10
votes
1answer
191 views

Regression model when samples are small and not correlated

I received this question during an onsite interview for a quant job and I'm still scratching my head on how to solve this problem. Any help would be appreciated. Mr Quant thinks that there is a ...
6
votes
1answer
71 views

Does price of american (put) option exhibit smooth pasting in time direction under B-S model?

Let us consider the BS model and let $f(s,t)$ denote the price of an American put option with $t$ to expiry, then it is known the solution of the optimal stopping (when it is risk neutral) related to ...
10
votes
2answers
238 views

Deriving the definition of stochastic integrals with respect to Ito processes from first principles

When I first encountered the definition of integrals with respect to Ito processes (Shreve's Stochastic Calculus for Finance Vol II), I didn't think twice. However, I wanted to see if the definition ...
1
vote
0answers
29 views

Determining rate of interest

If I have trade prices of 10Y futures contract (ZNH6) is it possible to derive the interest rate from it? Or is there a better way to obtain historical 10 year rates?
2
votes
1answer
580 views

Calculate spread for pairs trading

What is the best way to begin calculations for pairs trading? I have seen two ways: 1) Start from the price ratio (StockAPrice/StockBPrice) and calculate mean, standard deviation and z-score from a ...
1
vote
1answer
39 views

Deriving a 3M libor curve from 6M libor swaps and 3M-6M libor basis swaps

If I had a set of 6M Libor instruments and another set of 3M-6M basis swap instruments, how would I derive the 3M Libor curve? Just bootstrap the 6M curve and the basis curve and add up the zero ...
1
vote
1answer
29 views

Are Variances generally stable for any given instrument?

My hesitation, as I look at getting into forecasting based on observed variances, is the nagging question - if variances are not constant per-instrument, is it any good to use the last month or year's ...
2
votes
2answers
2k views

Bloomberg interest rate interpolation

I have question about the linear interpolation of interest rates. I am unable to reconcile the Bloomberg methodology for calculating risk-free rate between maturities. In theory it is a straight-line ...
19
votes
3answers
961 views

How are distributions for tail risk measures estimated in practice?

Let's say you want to calculate a VaR for a portfolio of 1000 stocks. You're really only interested in the left tail, so do you use the whole set of returns to estimate mean, variance, skew, and shape ...
5
votes
1answer
540 views

How to calculate the JdK RS-Ratio

Anyone have a clue how to calculate the JdK RS-Ratio? Let's say I want to compare the Relative strength for these: EWA iShares MSCI Australia Index Fund EWC iShares MSCI Canada Index Fund EWD ...
0
votes
1answer
42 views

Monetary Policy and the Yield Curve PART TWO

The Fed has a number of tools/targets with which they manage monetary policy. I'm looking to refine a concise summary of them and looking for guidance/correction/validation. Think I understand these ...
4
votes
1answer
480 views

How to calculate implied volatility smile of basket using correlations?

For a basket, the realized volatility can be calculated using: $$\sqrt{\sigma_1^2 + \sigma_2^2 + 2 \sigma_1 \sigma_2 \rho}$$ If I have the volatility surface of two underlyings S1,S2 (strike space). ...
2
votes
0answers
58 views

Liquidity Adjusted Asset Pricing Model

I have a data set with 4000 companies and I have calculated a liquidity measure of each of the company in the dataset as Where, Turnover is the monthly average ratio of daily volume to shares ...
0
votes
1answer
30 views

Equitable Allocation

This questions borders on the actuarial side of things but the general solution should have relevance in several situations. Suppose we have a set of $k$ people who will retire in $\{n_1,...,n_k\}$ ...
5
votes
4answers
181 views

Self study references for a Mathematician

I just finished my undergraduate (BSc) degree in Pure Mathematics & Applied Mathematics. I am starting my postgraduate degree in Pure Mathematics in a month's time. I am considering pursuing a ...
7
votes
1answer
127 views

Stochastic Calculus Rescale Exercise

I have the following system of SDE's $ dA_t = \kappa_A(\bar{A}-A_t)dt + \sigma_A \sqrt{B_t}dW^A_t \\ dB_t = \kappa_B(\bar{B} - B_t)dt + \sigma_B \sqrt{B_t}dW^B_t $ If $\sigma_B > \sigma_A$ I ...
1
vote
0answers
50 views

Monetary Policy and the Yield Curve PART ONE

As I understand it, the Fed has 3 tools for moving interest rates to combat inflation/unemployment: the discount rate, Fed Funds rate and open market operations. I'm trying to understand how the ...
0
votes
0answers
53 views

Arrow-Debreu model

Consider an Arrow-Debreu market with $M = 2$ which consists of a bank account with interest rate $R = .01$ and a forward rate of a non-storable asset with maturity of one period. The futures price is ...
0
votes
0answers
38 views

How to backtest Value at Risk Models using Conditional and Unconditional tests?

I am trying to carry out backtesting on a number of Value at Risk figures i obtained using var/covar, historical, and monte carlo simulation. The two methods im using are the Kupiec test ...
0
votes
1answer
70 views

Ratio of gaussian CDFs in Black-scholes option pricing formula

What is meant by $\frac {\Phi (d_2)}{\Phi (d_1)}$ in the Black Scholes call option price? I found it in a solution as $\frac{\text{short position in cash}}{(\text{number of shares})(\text{strike ...
4
votes
1answer
210 views

Where can I get equivalent of 3 months libor or swap historical data?

Please note: I have already checked your standard "Historical data sources" link, but it does not have the data I need: I am looking for 5 years of libor/swap data for major currencies. Daily, or ...
1
vote
1answer
35 views

About the Feller Condition in Heston Calibration

I have noticed when reading (many) articles about Heston Calibration that not all (few actually) do care about the Feller condition. Below is a compilation of calibration results from some different ...
3
votes
2answers
38 views

Proper way to calculate the realized indiviual stock sharpe ratio

From the textbook, sharpe ratio is (return-riskfree rate)/risk However I wonder if I can use (return-index return)/risk, where the index acts as the benchmark, to calculate the sharpe ratio? I am ...
7
votes
4answers
429 views

How google finance calculates beta of a stock

How google finance calculates beta of a stock - What is the proxy for the market? - What is the time period it uses for regression?
1
vote
1answer
59 views

Historical book value data for S&P 500

In Graham's Intelligent Investor, he calculates a metric Earning/book value. I would like to calculate the same ratio in modern times (1960-2015) but am having trouble finding this data. I have found ...
0
votes
1answer
33 views

Variance covariance matrix for a portfolio containing bonds also with other asset classes

What should we take for a bond or a zero coupon bond in order to make a variance covariance matrix? For example:- Equities - we take the market price Cash - we take the spot rates Bonds - Do we take ...
2
votes
1answer
43 views

Integrated volatility

Can someone give me an explanation of what integrated volatility is (and possibly why it is preferred) versus a standard measure of volatility eg variance?
1
vote
0answers
54 views

School project about Black Scholes with stochastic volatility

In a university project I am looking at Black Scholes model with a stochastic volatility. I’m still not quite sure about my focus (I am in the beginning 'Idea phase'). I want to explain the theory ...

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