1
vote
1answer
34 views

Negative Eonia rates

I'm curious how the current negative Eonia rates would impact on derivative pricing. What does that really mean? Does that mean if I post a cash collateral to you, I also need to pay you the interest ...
0
votes
1answer
11 views

Relationship between Beta and Standard Deviation

I was doing some financial analysis on two firms in the coffee industry. After calculating Beta and Standard Deviation for both firms, I seem to have stumbled on some weird phenomenon. It appears ...
2
votes
1answer
36 views

Expected Shortfall and Spectral Risk Measure

Not sure I am understanding spectral risk measures correctly. Why is there an equal weighting scheme placed on the tail losses in expected shortfall. Will that no bias the expected value of the loss ...
0
votes
1answer
13 views

Hedging bond with CDS of different maturity

Say I buy a 10-year bond with a notional of 100k. To hedge my credit risk entirely I could buy a 10-year CDS, also on a notional of 100k. Now, if there are only 5-year CDS trading and no 10-year CDS, ...
0
votes
0answers
10 views

Variance of “hedged” term structure portfolio increasing?

I'm attempting to use PCA to hedge a small fixed income portfolio. I start with one particular bond and chose the nearest other bond to hedge the 1st principle component. This decreases the portfolio ...
7
votes
1answer
205 views

How to price a Swing Option?

I'm working in the commodity market and I've to price Swing Options with MATLAB, preferably with finite element. Has anyone already priced these kind of derivatives? I'm thinking about using the ...
0
votes
1answer
24 views

Data on banks’ leverage

Does someone know free resources to estimate the leverage of the banking and financial sector at an aggregate level? In particular I would be interested in something like Federal Reserve’s Flow of ...
6
votes
3answers
456 views

Testing the validity of a factor model for stock returns

Consider the following m regression equation system: $$r^i = X^i \beta^i + \epsilon^i \;\;\; \text{for} \;i=1,2,3,..,n$$ where $r^i$ is a $(T\times 1)$ vector of the T observations of the dependent ...
2
votes
3answers
90 views
+50

Volatility skew and how to capture it?

We see in the market that a implied volatility surface is not flat. Based on this observation different models were developed to capture the structure, e.g. CEV / SABR. A measure often used for the ...
2
votes
5answers
152 views

Option pricing ? Where to get the dividend yield from?

I'm trying to apply Black & Scholes formula for a real example to price a vanilla equity option but I'm strugling a little bit whith the dividend yield. Let's assume I have a stock that trades at ...
2
votes
4answers
379 views

Robust Returns-Based Style Analysis

Sharpe's Return-Based Style Analysis is an interesting theory but flawed in practice when working with long-short funds or funds that are changing strategies over shorter periods of time due to the ...
1
vote
1answer
98 views

Different ways of portfolio optimization

There are different ways to optimize portfolios: $$ \max R^Tw\tag{1}$$ or $$ \min w^T \Sigma w\tag{2}$$ and finally using a risk tolerance $\lambda$: $$ \min{(w^T\Sigma w-\lambda R^T ...
0
votes
0answers
13 views

garchOxFit in R-oxo file does not match

Could someone please help me with trying to get the Ox interface to work in R. I get the following errors as output: This version may be used for academic research and teaching only Link error: ...
1
vote
1answer
43 views

Data on margin volumes?

I came across a Financial Times article today that said "Peaks in margin trading have been a precursor to bear runs in the past, notably in March 2000 and July 2007." I'm curious if anyone here would ...
1
vote
0answers
51 views

What are the main flaws behind Ross Recovery Theorem?

Stephen Ross’ new paper claims that it is possible to separate risk aversions and historical probabilities if the Stochastic Discount Factor is transition independent using Perron-Frobenius Theorem. ...
-1
votes
0answers
16 views

Volatilty Calculation [on hold]

I have 3 years historical prices for the commodity . I want to calculate the annualized volatility of the commodity . Can i scale my daily volatility to annualized volatility by multiple with square ...
-2
votes
0answers
26 views

Black Scholes Model which Volatilty to use [on hold]

Black Scholes Model requires volatility as input . It needs to be annualized/or Daily Volatility for calculation . Input will be appreciated
0
votes
1answer
35 views

how to use known premium of options to determine premium of options with another strike?

Assuming constant volatility across all strikes, how to use known premium of options to determine premium of options with another strike? e.g. suppose we know premium of \$40 call and put, \$50 call ...
0
votes
1answer
44 views

Do people actaully use VaR in professional settings?

VaR seems like such an obviously flawed metric, I am surprised that it seems to be used so much in the private sector. First, the way it is named and the way it is presented often imply it is the ...
0
votes
1answer
35 views

What are good internship positions I should look for as an undergrad student? [on hold]

I am a 3rd year computer engineering student who is interested in quant finance. I was exposed to quantitative courses such as calculus 3, ODEs, optimization, probability and stats, mathematical ...
0
votes
1answer
60 views

Briefly stated, why does the function N(x) appear in the European call option pricing model?

I'm aware of the the mathematical formula for the price of a European call option on a stock however I'd like to think about it in an intuitive way.
1
vote
1answer
45 views

What is Equity Asian Hybrid?

As listed in http://www.vectorrisk.com/Views/Solutions/ProductList.aspx What's an Equity Asian Hybrid? Any references? What is exactly a hybrid product?
0
votes
2answers
90 views

If I am very fast (less than 10 microseconds latency) what would be the first strategy to execute?

Let's assume I found the holy grail of low-latency trading (which I didn't). For educational purposes, what would be the first strategy I would direct my trading code?
3
votes
2answers
204 views

Why are interest rates and stock prices positively correlated?

If I've been looking at graphs correctly, there is a strong positive correlation between stock prices (or P/B values) and interest rates over time, i.e. P/B values tend to be high when interest rates ...
3
votes
1answer
191 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 ...
1
vote
1answer
98 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 ...
1
vote
1answer
32 views

Historical Data on $/yen forward exchange rates

Would anyone happen to know where I can find historical forward exchange rate data between the yen and dollar?
1
vote
1answer
97 views

Where can I find literature (books, articles, etc.) about basic HFT / arbitrage strategies? [on hold]

I am not looking for your winning strategies. Just the basic stuff from where to start. Can anyone share their opinions about what should I read to hit the ground running?
0
votes
1answer
48 views

Does the correlation of matrices has explanatory power when building a pattern recognition model?

I'm using 8 different variables (with daily observations) with the purpose to compare different months across the historical data. For that purpose I calculate the correlation between each month and ...
1
vote
2answers
62 views

Why is the duration of a bond important?

I know what duration measures, but now in the age of computers why is it useful? If the yield changes, we could just simply plug the new yield into a program, or excel or something like that, and ...
2
votes
1answer
174 views

what is a typical way forex brokerages can provide cheap leverage for their customers?

I'm not very well read in the area of high finance but I'm curious how forex brokerages are able to provide the backing for leverage that they can provide to customers. Is it possible to do this ...
1
vote
0answers
12 views

run time error 424 in IB TWS Excel DDE API; failed to add combo orders

I'm using an Excel DDE to connect to Interactive Brokers TWS via their API 9.72 sample, excel 2013. When I tried to create a combo order, the rum error code 424 said "object required". It seems that ...
2
votes
1answer
34 views

What are the properties of the Expected Shortall measure when split in multiple time periods?

Suppose I have a single time series of losses $L$ that consists of two sub-parts $L_1$ and $L_2$. Is there a relationship that relates the expected shortfall of $L$ to the expected shortfall of $L_1, ...
3
votes
3answers
143 views

How to work out weights for a portfolio based on an inverse ratio with positive and negative values?

I am trying to work out how to determine weights for the assets in order to form a portfolio. The ratio I am using is EV/EBIT, hence the smaller the better. The problem is I don't know how to handle ...
1
vote
2answers
65 views

Can we trade option spreads with more than 4 option legs?

I am wondering why most online brokers restrict multi-legged options spread trades to have a maximum of four legs? Also, is there a broker that allows you to trade say 6 or 8 legged option spreads.
0
votes
2answers
139 views

How can I calculate Fama-French betas for a particular stock?

For a particular stock, what's the simplest way to calculate betas for the Fama-French factors SMB and HML?
0
votes
3answers
48 views

What is meant by “position at a given time” in the context of a series of forex trades?

Suppose you are only talking about a single currency pair, say EUR/USD. Throughout some period of time, you engage in trades with various other parties, sometimes buying, sometimes selling. The rates ...
0
votes
0answers
38 views

Moneyness and option prices

I'm attaching stock prices from CRSP to a dataset of option prices in order to compute the option moneyness. I'm wondering whether I should adjust the underlying prices taking into account splits and ...
2
votes
2answers
129 views

Logic behind Gordon Growth Model in a DCF analysis?

Sorry, I wanted to ask this on the finance/money forum, but they don't support LaTeX there. Let's say we are valuing a company using the DCF methodology with a 5-year projection period. We project ...
26
votes
12answers
10k views

Why does the minimum variance portfolio provide good returns?

I've been a researching minimum variance portfolios (from this link) and find that by building MVPs adding constraints on portfolio weights and a few other tweaks to the methods outlined I get ...
4
votes
3answers
147 views

multiperiod optimization using R

I'm interested in multistage optimization problems. Are there any good R packages around to solve such problems over time? I'm not at all an expert in it, so maybe someone knows a good paper / lecture ...
1
vote
1answer
29 views

Importance sampling for barrier option like pricing by Monte carlo

I would like to know some references regarding importance sampling algorithms for variance reduction of Monte Carlo barrier options pricing. Please could someone help me leaving some references? If ...
3
votes
2answers
183 views

CDS Spread and Par Bond Yield Spread

It is claimed that the credit default swap (CDS) spread should approximate the risky par bond yield or coupon rate spread from the riskless bond on the same entity. This comes about when we assume ...
0
votes
0answers
30 views

Transform MPT optimization problem

I am trying to teach myself about MPT and optimization. I understand that MPT solutions can be found using three equivalent optimization problems: Minimizing variance for given return limit ...
5
votes
2answers
1k views

How is the default probability implied from market implied CDS spreads for CVA/DVA calculation?

From point 38 on P.17 the default probability can be implied from market implied CDS spreads. "Macro Surface" method is mentioned, but I cannot get any clue of what it is? Where do I get the acedemic ...
0
votes
1answer
31 views

ICE oil Future Markers

i have seen Brent oil future singapore marker many times. however, i wonder what is the reason for introducing different markers in the future market. FYI - LINK
2
votes
1answer
70 views

Is there a way to adjust R PerformanceAnalytics function VaR with EWMA or GARCH method?

Is there a way to upgrade R PerformanceAnalytics function VaR with more risk sensitive approaches like EWMA or GARCH? Or is there another R package which can handle the issue?
50
votes
10answers
34k views

How can I go about applying machine learning algorithms to stock markets?

I am not very sure, if this question fits in here. I have recently begun, reading and learning about machine learning. Can someone throw some light onto how to go about it or rather can anyone share ...
2
votes
1answer
72 views

Do people hedge with leveraged ETFs intraday? How?

Seems that the answer to the first part should be yes, but haven't seen any references or examples. E.g. suppose I want to hedge XLF position with FAZ. Do people use close to current returns, or just ...
1
vote
1answer
41 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 ...

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