Stack Exchange Network

Stack Exchange network consists of 175 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.

Visit Stack Exchange

Questions tagged [arbitrage]

The simultaneous buying and selling of securities, currencies, or commodities in different markets in order to take advantage of differing prices for the same asset.

4
votes
1answer
195 views

How does Egypt prevent people from arbitraging their currency?

Apparently Egypt uses a fixed exchange rate so there is a substantial difference between the government rate for the Egyptian pound and the price on the street. What prevents someone from just buying ...
5
votes
1answer
78 views

What's wrong with have a 'one second tick' on stock market trades, to prevent high frequency trading? [duplicate]

Part of how high frequency trading works, is by taking advantage of millisecond advantages over other traders in communicating with the stock exchange. To gain these advantages, high frequency ...
2
votes
0answers
130 views

Fundamental Theorem of Asset Pricing (Linear Algebra)

I saw this question in a textbook that I was recently reading and don't really know how to aprpoach this problem. Let $H$ be a finite dimensional vector space with inner product ($\cdotp$, $\cdotp$)....
8
votes
1answer
149 views

Pricing a European call option while absence of arbitrage is violated

Assume that we have a general one-period market model consisting of d+1 assets and N states. Using a replicating portfolio $\phi$, determine $\Pi(0;X)$, the price of a European call option, with ...
11
votes
3answers
4k views

Is scalping tickets harmful?

IMHO, scalping tickets is no different from legitimate arbitrage unless manipulative. Iirc, arbitrage increases surplus and hindering scalping is setting a price ceiling which leads to deadweight ...