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12
votes
4answers
2k views

Is there a standard model for market impact?

Is there a standard model for market impact? I am interested in the case of high-volume equities sold in the US, during market hours, but would be interested in any pointers.
9
votes
4answers
714 views

Are e-mini markets manipulated?

Are the prices of e-minis such as S&P 500, Russell 2000, EUROSTOXX, etc. manipulated? That is, are there traders who trade large enough positions to make the price go in the direction they want, ...
8
votes
3answers
2k views

What is an effective way of backtesting VWAP execution?

From Optimal Trading Strategies : There are two main reasons why traders execute orders using a VWAP trading strategy. First, a VWAP strategy is the trading strategy that minimizes market ...
6
votes
3answers
342 views

What is the effect of quant finance on global markets?

Attempting to get a high level understanding of the role that quantitative finance plays in the financial global markets. Open to any suggestion on how to do this, but figure a starting point might be ...
3
votes
4answers
634 views

Do markets typically fall fast, and rise slowly

I'm wondering if there is some measurement or name to this notion, i.e.: Markets typically fall fast, but rise slowly. It seems like this is the case -- get some bad news out of Europe on the debt ...
2
votes
0answers
195 views

What is the market impact of OTC trading ETFs?

I read an interesting statement here: "If an ETF’s market price tracks its NAV well, it is likely to have a small market impact. On the other hand, if the market price is more volatile than ...
0
votes
0answers
9 views

What are commercial impact models and transaction cost analysis models out there for simulation?

I have heard that ITG, LiquidMetrix, MarkIT and TradingScreen has good Transaction Cost Analysis (TCA) research. I wonder which firm one would choose to have an impact model formula inside his ...