Acquistions, Mergers, Market Capitalisation
A merger is generally considered to be defined as two companies that operate in the same market place, merge into one new firm which is established to operate and provide the same product or service.
An acquistion is generally considered to be defined as only one company will remain operating in the market place (generally the acquiring company) whilst the acquired company will cease to exist operating in the market place.
Market capitalisation is generally considered to measure a company's total dollar market value by the cost of buying that business in it current state at the share price.

