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Questions tagged [finance]

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1answer
237 views

download intra day data [duplicate]

I am trying to download intra day stock data for some 7000 symbols using google url : https://www.google.com/finance/getprices?q=RELIANCE&x=NSE&i=60&p=5d&f=d,c,o,h,l&df=cpct&...
4
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1answer
135 views

Optimal Choice of exceeding time

Suppose you hold a share from company $Z$ whose vaue at time $t$ is $S_0+\sigma B_t$ where $B_t$ is Brownian Motion and $\sigma$ denotes some volatility. Now lets assume that company $Z$ may go ...
1
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1answer
62 views

Why is the discount function non increasing if pure cash holdings are feasible?

I am struggeling with the question, for example lets take a swap with rate of 3.2 for one year and 3.6 for 2 years and Discount Factor 0.96899 for the first year and 0.93158 for the second year. ...
1
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1answer
3k views

How to apply Ljung Box Test?

I am checking the closing prices(about 9000+ prices) of the stocks data to test for randomness. The test I am using is Ljung Box test, in MFE toolbox for MATLAB, I used 300 data of closing prices, ...
1
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0answers
301 views

Quadratic utility function

May you can help me undertanding the following conclusion: Suppose we have an agent who has preferences over contingent claims, represented by a concave function $U$. This simply means that $\mathbb{E}...
0
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1answer
315 views

how to extract moments of GB from moment generating function?

I'm searching for the moments of geometric brownian motion using the gmm optimization program. the aim is to make the process y(t) of returns follows a normal distribution Are there any packages in ...
12
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1answer
803 views

A non parametric study of VaR with kernel density

I'm working in order to compare the calculation of the VaR between the methodology of copulas and kernel density, all this by using the software r. The process that I follow is: Obtain a sample (...
8
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3answers
4k views

Stochastic modeling of stock price process

Apart from the model of Geometric Brownian motion is there any other "widely accepted" stochastic model to characterize the dynamics of a stock price process?
0
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2answers
288 views

What's the first time-integral of price called?

In general I'm wondering about the names of time-derivatives of price. E.g. in physics the first few time-derivatives of position are: f(x) = displacement f'(x) = velocity f''(x) = acceleration And ...
6
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1answer
176 views

pricing of heat rate-linked derivative

It's a simplified model. Suppose $U_t$ is a random variables subject to Lognormal($x_1$, $z_1^2$)distribution. $V_t$ is a random variables subject to Lognormal($x_2$, $z_2^2$)distribution. Suppose ...
3
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0answers
1k views

Philips-Ouliaris test for cointegration

I'm trying to implement cointegration tests using the R urca package. I've figured out the Johansen test (ca.jo), but I'm having trouble with the Philips-Ouliaris test (ca.po). I have two questions: ...
2
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0answers
627 views

portfolio optimization with a loop

I am attempting to minimize the variance of a 3 stock portfolio using optimization within a loop. What I have done is calculated the stock returns and cov matrix from dates 1980-01-01 to 1989-12-31 ...
-1
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1answer
116 views

Regression extensions

I'm trying to find extensions for my regression and obviously would like to use PE, BV and CFO. But I've got monthly data, while all company's fundamentals are semi-annually... Can I deal with it ...
12
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2answers
2k views

How to detect structural breaks in variance?

I'm looking for a method to automatically detect structural breaks, I tried Chow test, It works good but it doens't work for breaks in variance. Do you know a test to check strucutural break in ...
6
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0answers
1k views

Asymmetric Volatility Modeling (Interpretation)

I am currently writing a paper on asymmetric volatility modeling of brent, gold, silver, wheat, soybean and corn from 1986-2012 and divided them into 4 sub-sample periods (i.e. 1986-1991, 1991-1997, ...
1
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1answer
1k views

Why is delta-hedging of ATM options near expiry difficult to do? [closed]

Can someone explain to me why the delta-hedging of ATM options near expiry is difficult?
2
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1answer
711 views

In Yahoo! Finance, what determines the number of decimals for a stock/index quote?

In Yahoo! Finance, we see the following quotes among others: ...
5
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2answers
259 views

Can money technically flow in and out of stocks or asset classes?

For every buyer, there is a seller. Money can't 'flow' in and out of a stock, only the price changes. Is this applicable in the context of asset classes, for example, money market funds versus stocks? ...
-4
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1answer
15k views

How to annualize log returns? [closed]

I have daily log return from 01.01.2011 to 10.28.2011 and I'd like to compare the total return of that 10 months period (which is of -7.093%) to annual log returns of previous years. I know it's ...
11
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3answers
3k views

Maximization of CARA utility function: unique solution with an unbounded parameter?

An investor at time $t_0$ can invest his wealth $w_0$ in a risky asset $x$ for an amount $a$ and the remain part in the riskless asset $w_0-a$. At the end of the period $t_1$, the investor will ...
7
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2answers
938 views

What quantitative strategies were successful through the 2008 crisis?

Obviously, strategies like "short everything" did well during this period, but getting the future right is one thing and having a robust strategy is another. In particular, many quantitative ...
3
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1answer
2k views

How to get started in quant finance? [closed]

I am a programmer and I have no finance background. I am looking for advice as to how to get started in the quant finance industry. My goal would be to have solid understanding about the industry and ...
20
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3answers
5k views

At what point does someone using technical analysis become a Quant?

Sorry if the question sounds rough. It's not my intention to devaluate something I've not yet understood like Quantitative Finance. So to keep it simple: is Quantitative Finance a science, like Math ...
4
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0answers
685 views

signal processing + finance? [closed]

I am a postgrad student doing a master in Signal Processing and I have graduated from an engineering school I was wondering if there are any jobs in finance that are opened to people having this kind ...
2
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1answer
512 views

How does currency valuation depend on the cash reserve ratio for a country?

Currency valuation (with respect to other currencies) is an important parameter in finance, but how is it related to the cash reserve ratio?
2
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0answers
153 views

Keynesian Multiplier [closed]

I am taking a degree in macro economics, and am at a juncture where knowledge about the Keynesian Multiplier is imperative. Though I've been at the lectures, read the literature and scoured the web, I ...
2
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2answers
20k views

Wealth Management Vs Asset Management [closed]

What is the difference between the two? Today in the FT I see that UBS is the second biggest 'wealth manager' after BOA whilst I was always under the impression that Blackrock was the largest asset ...
2
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3answers
779 views

What are the best master programmes for someone interested in a career in quantitative finance? [closed]

Any recommendations on the best schools and overall education choices for quantitative finance?
12
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5answers
2k views

What blogs or articles online should I read to get started with quantitative finance? [closed]

I want to start learning quantitative finance, what articles or blogs should I look at to start? Also see the Related Question on Quantitative Finance Books
23
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8answers
4k views

What are some good technical and non-technical books for a math lover to get in to quantitative analysis? [closed]

To get the ball rolling... I will answer this question this evening For people aware & unaware I think it would be a great way to introduce the group, resources for fundamental knowledge & ...