The simultaneous purchase and sale of a financial security in order to profit from the difference in the security price during the trading activity.

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25
votes
2answers
3k views

How much data is needed to validate a short-horizon trading strategy?

Suppose one has an idea for a short-horizon trading strategy, which we will define as having an average holding period of under 1 week and a required latency between signal calculation and execution ...
4
votes
2answers
478 views

What does put-call parity imply about option premiums?

We know that $$C-P = PV(F_{0,T}-K)$$ When we create a synthetic forward, we buy call and sell a put at the same strike price $K$. When we buy the call why do we assume the premium is positive? When ...
5
votes
1answer
615 views

What research is available on the performance of convertible bond arbitrage models?

The basic principles of convertible bond arbitrage have been clear at least since Thorp and Kassouf (1967). For those who are not familiar, the arbitrage entails purchasing a convertible bond and ...
19
votes
3answers
1k views

How can an ETF outperform its benchmark index?

Deutsche Bank’s ETF platform, db X-trackers, provides a rather remarkable ETF tracking Euro Stoxx 50 (which is the most widely used regional blue-chip index in Europe). What makes it remarkable is ...
13
votes
4answers
7k views

Is statistical arbitrage on FX possible?

Do you know of any papers which consider pairs trading (or statistical arbitrage) on foreign exchange? I couldn't find any. I asked this question on several forums and got no reply. Thus I guess this ...
9
votes
5answers
1k views

When to shut down a trend following strategy?

Suppose I have trend following strategy(on close to close data) that is not getting acceptable returns for some time. When should I start thinking about shutting it down?
4
votes
3answers
3k views

Arbitraging OANDA continuous rollover vs other brokers' discrete rollover

Most brokers compute rollover once a day (2200 GMT), but OANDA calculates it continuously. I thought I'd cleverly found an arbitrage opportunity, but it turns out OANDA knows about this and ...
6
votes
1answer
607 views

USDCAD options vs CADUSD options arbitrage?

I think I've found an arbitrage opportunity. Right now, I can do this (first via CME, second via SAXO) : BUY CADUSD AMERICAN PUT 10200 STRIKE EXPIRING 16 MAR 2011 FOR 53 pips USD SELL USDCAD ...
7
votes
2answers
3k views

SPX options vs VIX futures trading

Forward volatility implied by SPX options, and that of VIX futures get out of line. If there existed VIX SQUARED futures they could easily be replicated (and arbitraged) with a strip of SPX options. ...