Market microstructure is generally speaking the way markets are organized at the impact of there structure on the price formation process.

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How can we reverse engineer a market-making algorithm (HFT)?

Consider a market participant $A$ who is mechanically following an automated liquidity providing algorithm (HFT) in a number of large cap stocks on a specific exchange. Assume furthermore that we are ...
31
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9answers
5k views

How 'High' is the frequency in HFT?

How many trades per second are we talking about? What kind of strategies are used in this time frame? Can the small guy play the game?
30
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9answers
3k views

Has high frequency trading (HFT) been a net benefit or cost to society?

Various studies have demonstrated the very large and growing influence of high frequency trading (HFT) on the markets. HFT firms are clearly making a great deal of money from somewhere, and it stands ...
16
votes
5answers
6k views

Implementing data-structures in a Limit order book

I'm working on implementing a 'LOB' and I'm being very careful about choosing my data-structures so as to maximize performance. Using F# as an example, I need to consider a List versus Array for ...
15
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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 ...
14
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5answers
4k views

What exactly is meant by “microstructure noise”?

I see that term tossed around a lot, in articles relating to HFT, and ultra high frequency data. It says at higher frequencies, smaller intervals, microstructure noise is very dominant. What is ...
12
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6answers
3k views

References for developing an automated trading system?

I am looking for references on the architecture of automated trading systems and the trading algorithms behind them. I am more interested in system development than analysis. A couple of books I ...
11
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4answers
4k views

What is an efficient data structure to model order book?

What is an efficient data structure to model order book of prices and quantities to ensure: constant look up iteration in order of prices retrieving best bid and ask in constant time fast quantity ...
10
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7answers
17k views

How to calculate historical intraday volatility?

Sorry for what must be a beginner question, but when I went to write code I realized I didn't understand exactly how historical volatility, or statistical volatility, is defined. Wikipedia tells me ...
10
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1answer
1k views

academic papers about market making

I am looking for academic articles which model the p&L of market makers. I have read the Ho-Stoll (1984) article. Is there any recent article on this subject?
10
votes
3answers
606 views

Market making in thinly traded assets

Could anyone suggest some literature or have any practical advice for marking a market in thinly traded assets with the following characteristics: 0-10 trades per day. Open limit-order book with 0-5 ...
9
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1answer
456 views

What good papers of short term (<30 seconds) volatility estimation [duplicate]

I am looking for good papers of short term (<30 sec) volatility estimation AND short term volatility forecasting. Do you have something in mind ?
9
votes
1answer
1k views

What are modern algorithms for trade classification?

When dealing with trade data, for example from TAQ, a common problem is that of determining whether a trade was a buy or a sell. The most commonly used classifier is the Lee-Ready algorithm (Inferring ...
9
votes
1answer
618 views

Quantitative before/after or financial engineering studies of a bid or ask tax?

Has anyone in the quantitative finance or financial engineering community studied the effects of a bid or ask tax with actual or simulated data? If so, what were the quantitative results or ...
8
votes
2answers
2k views

What is “high frequency quoting” or “quote spam”?

What is called "high frequency quoting" or "quote spam" in the context of high frequency trading? Why do some people consider that as a problem for the market?
8
votes
4answers
873 views

What is the impact of high-frequency trading on market depth, liquidity, and volatility?

On the surface, bid-ask spreads are far more narrow than even several years ago. However, during periods of financial stress liquidity seems to vanish. Also, the increasing amount of fragmentation ...
8
votes
1answer
651 views

Price functions based on order book events

Assume some equity traded on a given exchange based on an electronic limit open-order book $B$ that makes sequential updates as a function of time $t$. What are "natural" or common price functions $P: ...
8
votes
3answers
260 views

Are there any standard techniques for adding realistic synthetic microstructure noise to a price series?

This may seem like a strange question, but for my particular application we need to actually add synthetic microstructure noise to real time charts. The signal should still be representative of the ...
8
votes
1answer
137 views

Are there references about liquidation, transaction, market impact costs in portfolio optimization

I am looking for some references treating of what I would call liquidation cost market impact cost transaction cost(*) in the usual "portfolio optimization problem under linear constraints". Let ...
7
votes
6answers
3k views

Book on market microstructure

Can I get some recommendations for a book on market microstructure? I'm not looking for some author's questionable methods for trading, I'm just looking for a book that provides me with facts about ...
7
votes
2answers
1k views

What are common methods for modeling intraday trading volume?

What are the most common ways to model intraday trading volume, particularly for futures contracts? There are obviously a number of seasonal-type factors, like roll, economic news releases, time of ...
7
votes
4answers
5k views

Analyzing tick data

What are some of the commonly used techniques to analyze tick data? I am looking at tick data to see how the quotes/ mid-price evolves due to certain events in the market. Since tick data is ...
7
votes
1answer
352 views

Alternative liquidity measures

I'm going to write the MSc thesis on flight-to-liquidity phenomenon in stock markets and I'm interested in liquidity measures other than Amihud or bid-ask spread. What are some other popular measures ...
7
votes
1answer
389 views

How do you calibrate a poisson arrival rate process?

Many papers in the microstructure literature assume an order arrival rate of the form $\lambda^a(\delta) = \lambda^b(\delta) = Ae^{-k\delta}$ That is, an order that's placed $\delta$ away from the ...
6
votes
2answers
441 views

Recover full tick data from missing tick data

Due to some economics/regime problem, I can only have access to non full-tick data from an exchange. To make the problem precise, a full tick data $X$ is a series of $(t_i,p_i,v_i)$ for $0 \leq i ...
6
votes
3answers
235 views

Why do stocks fall so quickly? Technical explanations

Why do stocks fall so quickly? China's market is down 40% in the past month ,for example. But when you look at charts of individual stocks, you see many instances of stocks giving up months of weeks ...
6
votes
1answer
167 views

High frequency trading and trading costs

What kind of deals do high frequency traders have with brokers or exchanges regarding commissions for stock trading? For an individual, it is nowadays possible to get to as low as 10 basis points per ...
6
votes
1answer
573 views

When does the Epps effect start?

Wikipedia defines the Epps effect as follows: In econometrics and time series analysis, the Epps effect, named after T. W. Epps, is the phenomenon that the empirical correlation between the returns ...
6
votes
1answer
405 views

What are the main market efficiency measures in the stock market?

I'm going to test for the effect of the change in market efficiency on the stock market portfolio, and, I want to know what are the main measures known in the academic literature in order to compare ...
6
votes
1answer
263 views

Estimate price movement per unit of volume for daily data

I'm working on backtesting a number of stock trading strategies and need to estimate how much the execution price will likely deviate from the historical close price for that asset using daily data; ...
5
votes
6answers
613 views

Semi-strong efficiency and HFT

The semi-strong efficient market hypothesis states that In semi-strong-form efficiency, it is implied that share prices adjust to publicly available new information very rapidly and in an ...
5
votes
4answers
966 views

Does HFT make sense in a pro-rata market?

If orders are filled pro rata, is there still incentive to engage in HFT? Because pro rata nullifies the time precedence rule, my intuition is no, but I figure there could be other aspects to it I'm ...
5
votes
2answers
829 views

How to use a realized kernel?

I've read that realized kernels are the thing to use for calculating daily volatility from high-frequency data. So I've got minute data, how do I actually use such a kernel? Will it give me minute-ly ...
5
votes
1answer
141 views

Attribution of unusual persistence in noncompetitive TAQ quotes levels?

I am looking at one day of AAPL quotes (3 Dec 2012) from TAQ to examine quote-based high frequency vol estimators. However, I found that a number of exchanges, when quoting noncompetitively, seem to ...
4
votes
3answers
701 views

Algorithm to detect the aggressor side of a trade

Most of the exchanges provide aggressor side property of trades (e.g. Tag=5797 AggressorSide on CME) in their raw data. But many data providers do not provide this information via their datafeed ...
4
votes
1answer
626 views

Why would an exchange choose one matching algorithm over another?

There are a number of different matching algorithms at different exchanges. Time-based FIFO is most common, but there is also mixed FIFO/pro-rata, pure pro-rata, size priority, etc. Why would an ...
4
votes
2answers
1k views

Position management and market-making techniques

Suppose, there is a HF strategy (agent) that is based on order book microstructure, and it is able to make good executions locally. More formally, in average its execution price is better than asset ...
4
votes
1answer
2k views

how do we estimate position of our order in order book?

how would you estimate your order in the exchange order book? The order of order events and acks is not deterministic or guaranteed. How could you write an algo to estimate accurately your position in ...
4
votes
2answers
231 views

Market order quantity greater than quantity of the inside quote at the exchange

If I send a market order to an exchange with quantity greater than the quantity of the inside quote at this exchange, and if another exchange has quantity to fill the residual portion at NBBO, will my ...
4
votes
2answers
335 views

What are the main market anomalies/inefficiencies detected in quantitative finance?

I wondered about the existence of a complete list of the anomalies detected in quantitative finance. Generally, a market anomaly or inefficiency is a asset price and/or rate of return distortion on a ...
4
votes
1answer
252 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 ...
4
votes
1answer
104 views

What are “Autoquotes”?

I'm reading a 2008 JoFMarkets paper by Shkilko et al. with title "Locked and crossed markets on NASDAQ and the NYSE" in which the authors investigate the determinants of locked and crossed markets. ...
4
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1answer
229 views

US options market/microstruture research

Can someone point out where to find up to date market/microstruture research in the options market?
4
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0answers
60 views

Are there academic papers on the 'term structure' of adverse selection for futures and options?

By term structure I mean a non-stationarity in the pattern of intraday adverse selection as a given instruments approaches its expiry. Note that I am interested in the adverse selection on the ...
3
votes
2answers
3k views

What is the price pressure?

What is the definition of price pressure and what does it imply? In a number of paper I read that the price pressure can influence the portfolio returns; can you explain why and in which way it can ...
3
votes
2answers
233 views

What nonparametric methods exist for estimating intraday seasonalities?

What nonparametric "Model Free" methods exist to measure intraday seasonality? I would like to estimate intraday seasonality in any of The volatility The traded volume The bid ask spread or ...
3
votes
2answers
429 views

FIX/FAST packet analyzer

I have a network dump of market data in the FIX/FAST format (transported over UDP). Are there standard pieces of software (similar to Wireshark) that will parse and allow for inspection of the ...
3
votes
2answers
218 views

Fundamental reasons for the stock price change

Let us start from the old times, where markets were less liquid. Suppose I hold some stocks of the company XYZ and I want to sell them. Why shall I expect that their price can rise in the next quarter ...
3
votes
0answers
43 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?
3
votes
0answers
106 views

Order Book Dynamics

I have been following this paper: http://arxiv.org/pdf/1104.4596.pdf The model is especially pertinent as I only have access to L1 data. The model is clear and intuitive and I have implemented the ...