The profit in risk arbitrage trading is dependent upon the variation between the two market prices that are involved. A trader that practices arbitrage is known as arbitrageur.

If you are able to get a price at the manufacturing price and sell it for a retail price they you are definitely exploiting the difference between these two markets in making your profits. Well, though tern term arbitrage can be used for all situations it is mainly used in the money markets.  The difference in prices is normally referred to as "the spread" therefore the arbitrage trading is denoted by referring to it as "trading by the spread" in the money market.

Arbitrage has the influence of making costs various markets to congregate. As a consequence of arbitrage, the exchange rates for different currencies and the cost of commodities, and the cost of securities in various markets all tend to congregate to a standard price. The pace at which the costs congregate is a way to judge the efficiency of arbitrage market.

Arbitrage inclines to bring down the price variation by entertaining investors to buying an item in a place where the price is very low and resell them in a different market for a higher price.  The people that are selling the currency can try to prevent arbitrage by selling in the market in which someone is trying to do this at the chap price thus bringing the cost down.

Conventionally, most of the arbitrage processes in the currency markets did include a high speed and low risk deal. At some point in time, the price difference does exist and the trouble stays with the idea of how to execute the same with two or three balancing transactions when there is more than one rate for the arbitrage in a position where many other arbitrageurs are trading.

Risk arbitrage includes transaction risk of delays in weeks and months and might consist of a lot of risk when the borrowed money is employed to elaborate the reward via leverage. 

Risk arbitrage transactions in current day is going to be of low risks, because it is not possible to seal 2 or 3 transactions at the same time; thereby, there is a  probability where one part of the process is closed, a quick change in the could make it impossible to close the other one at a really profitable cost.