Today, a lot of so called arbitrage, much of it done by hedge funds, involves assets that have some similarities but are not identical. This is not pure arbitrage and can be far from risk free. Arbitrage pricing theory This is one of two influential economic theories of how assets are priced in the financial markets.
Ford of Europe introduced the Focus in 1998 to the European market as a replacement for the Ford Escort. The decision to name the new car the Ford Focus was made in early 1998, as Ford's overheads had been planning to keep the Escort nameplate for its new generation of small family cars.
focus noun [ C ] (CENTRE) C1 the main or central point of something, especially of attention or interest: I think Dave likes to be the focus of attention. The main focus of interest at the fashion show was Christian Lacroix's outrageous evening wear.