# Tagged Questions

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8answers
3k views

### Has spectrum analysis ever been used successfully to analyse historical price data?

Spectrum analysis is often used to analyse waveforms. A common configuration, for example, is to create a graph where X is time, Y is frequency, and the brightness of each position represents ...
2answers
368 views

### local price return and volume relationship

I wanted to see how the stock price and volume relationship is locally. So I tried ranking both the daily return (at day t) and volume (at day t) base on a 30 day rolling window with historical daily ...
4answers
1k views

### Threshold calculation for buying a mean-reverting asset

I am trying to figure-out an optimal policy for buying a unit when its price follows a mean-reverting price process (Ornstein–Uhlenbeck), when I have a finite time deadline for buying the unit. I ...
1answer
74 views

### Interpretation of Risk Premium for Schwartz one-factor model

I have to deal with this one-factor model: \begin{equation*} \begin{cases} dS_t = \alpha \bigl(\mu - \log(S_t) \bigr)S_t \, dt + \sigma S_{t} \, dW_t \, , t \geq 0,\\ S|_{t=0} = S_0 > 0, \end{...
2answers
166 views

### How to simulate one-minute bars data from one-day bars?

I need to generate one-minute bars out of one-day bars to test the performance of an algorithm (speed, memory usage, etc). I don't need them to resemble real data, but they should be consistent with ...
2answers
150 views

### Normalizing SPY ETF time series data with its sector ETFs?

I am looking to compare the returns of a sector rotation strategy between the various SPDR sector ETFs XLY, XLP, XLE, XLF, XLV, XLI, XLB, XLK, XLU vs. ...
3answers
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### Commodity market. Why would actual sellers / buyers bother about speculative price?

Investopedia says: The following are two types of futures traders: hedgers speculators An example of a hedger would be an airline buying oil futures to guard against potential ...
1answer
97 views

### Quick way to extrapolate call price as function of strike

Let's say I know the price of a call for two different values of strike. Is there a quick way to guess the price for another value of strike ? Actually, I know that C(100)=15 and C(90)=20 and I have ...
2answers
141 views

### How current prices is formulated in markets?

I can't understand how immediate prices are formulated in stock & currency (Forex) markets. I have been informed that every tick means one new deal that closed in current price, but this can't be ...
1answer
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### In Yahoo! Finance, what determines the number of decimals for a stock/index quote?

In Yahoo! Finance, we see the following quotes among others: ...
1answer
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### How to distinguish trending/consolidating market conditions programatically?

Can someone please suggest me a method to programatically identify trending/consolidating market condition by reading ohlc data? Currently I'm thinking of checking the current price within last n ...
0answers
73 views

### Why do leveraged and inverse leveraged WTI ETNs have this price relationship?

UWTI: 3x leveraged exposure to WTI DWTI: 3x leveraged inverse exposure to WTI The inverse relationship between these two symbols seems to trend toward the origin on a log-log plot (using log base 2)....
0answers
103 views

### Finding relative price strength as defined in CANSLIM stock picking methodology

I am wondering if there is any website that provides relative price strength as is defined in CAN SLIM stock picking methodology. For the CAN SLIM difinition I am looking at this article: http://www....
0answers
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### Calculating stock weight for SEC13F filers

I am trying to evaluate weight of stocks in portfolio for an investor. For this purpose I use SEC13F filings for particular quarters and historical prices from Yahoo. There are stocks in portfolio ...
2answers
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### Art market specificities

I am looking for some reference on the art market in light of quantitative finance. I am interested in some things: The market in general, how is it compared to financial market ? What about common ...
1answer
74 views

### The Dog That Did Not Bark?

I've been reading Cochrane's 2006 paper "The Dog that did not bark: A Defense of Return Predictability", but i am still struggling to understand what the dog was, and why it wasn't barking? If anyone ...
2answers
101 views

### Why is volume a totally independent variable from price?

In Martin Pring's book "Technical analysis explained", when talking about volume, he asserts that it is "a totally independent variable from price" Why is this?
1answer
1k views

### Probability of stock closing over a certain price

A stock has beta of 2.0 and stock specific daily volatility of 0.02. Suppose that yesterday's closing price was 100 and today the market goes up by 1%. What's the probability of today's closing price ...
1answer
236 views

### Why most of apple stock price since 10years have been gained overnight?

I've been playing with stock data and I've discovered a terrible truth : in 10 years apple stock price passed from roughly 3\$to 100$. However this gain isn't due to intraday price variation ...
2answers
72 views

### Correlation: Use Price or Return? Return doesn't make sense [closed]

I am trying to find the correlation between the returns of two indices over a long period of time (10 years+) . Should I be using the index daily price level or the index daily total return? Most ...
3answers
151 views

### What is the difference between market equilibrium and market efficiency? equilibrium implies efficiency?

The market efficiency hypothesis means securities are traded at their fair price. If the market is at the equilibrium, does it mean the market is efficiency? If equilibrium cannot implies efficiency,...
1answer
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### Strategies to merge bid, offer and trade price time series into a single price time series?

I'm doing intraday analysis on low volume stocks. There are just a few trades every day, but a whole host of bids and offers. In order to reduce the sparsity of the time series data I'd like to ...
1answer
161 views

### Proving there exists no arbitrage opportunities given 3 states and 2 assets

Assume there are 3 states of the world: w1, w2, and w3. Assume there are two assets: a risk-free asset returning Rf in each state, and a risky asset with Return R1 in state w1, R2 in state w2, and R3 ...
1answer
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### Share price of Precision Imaging Corporation of America on March 13, 1991

Where can I find the share price of Precision Imaging Corporation of America, Inc. on March 13, 1991? I realize the company no longer exists and the shares are now worthless but I would like to know ...
0answers
27 views

### Finding metal price data from LME

Does anyone know any sites that allows you to download free historical monthly metal (copper and aluminium) price data, the best would be LME data. I need historical spot prices, inventory, ...
0answers
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### Which rate have to be considered by using multiliteral netting?

I do have a netting structure consisting of four companies (A,B,C,D) and a netting center. The center also takes place in the netting process. The netting center uses the EUR as currency. Company A ...
0answers
46 views

### simple game - fair value

Suppose a person A has the following game: there are 2 red balls, 2 green balls and 1 white ball in a bag you take 1 ball (don't put it again in the bag) and then a second ball if you take the white ...
0answers
41 views

### What is the minimum price change required for a trading position increase of 1?

Suppose I have a trading system that calculates the daily risk adjusted position from the annualized risk, that is, the standard deviation of the returns of a stock over an arbitrary period of time. I ...
0answers
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### Calculating Asset Returns

The question pertains to a simple phenomenon. There is gold futures listed on Exchange A and Exchange B. Exchange A and Exchange B overlap times with A and B starting 8 hours later and A and B ...
1answer
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0answers
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### What are commonly used price movement color schemes?

What are commonly used price movement color schemes? Like American: up - green, down - red European: up - blue, down - red Asian 1: up - red, down - green Asian 2: up - blue, down - red Are these ...
0answers
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### Where can I find historical P/E values of Russell 2000 Value and Russell 2000 Growth index?

I have no problems finding the current values, but historical (ie yearly) is harder and even my commercial databases have failed. Only need the last ~15 years or so, and yearly is enough. Do any one ...
1answer
264 views

### Calculating the Sum of Squared Deviations between two Normalized Price Series

How can I calculate the sum of square deviations between two normalized price series according to (Gatev et. co 2006)? My normalized price series of stocks $X$ and $Y$ consist of the cumulative total ...
1answer
27 views

### How does Fed Qe affect the housing sales in the US? Why does it happen to be that way?

From my research, Fed's Qe should encourage house sales, however the graph shows houses price in the state seem to gradually go down after 2009. Isn't that contradicting itself? Ain't the increase in ...
1answer
53 views

### What does “percent of change” mean? [closed]

Whenever a price is changed, you can find the percent of increase or the percent of decrease by using the following formula: \frac{\text{percent of change}}{100}=\frac{\text{change in price}}{\...