| A | B |
| Backward vertical integration | where one business further forward in the chain of production buys another business which is further back in the chain |
| Conglomerate merger | where two businesses merge which have no common business interests |
| External growth | an increase in size of a business achieved through the purchase of other businesses |
| Forward vertical merger | where one business further back in the chain of production buys another business which is further forward in the chain |
| Horizontal integration | when two businesses join together through merger or takeover which makes the same products at the same stage in the chain of production |
| Internal growth | an increase in size of a business whihc is not achieved through taking over other businesses but through the existing business increasing profits, sales and employment |
| Merger | when two or more businesses join together to form a larger business |
| Takeover | when one buiness buys another business and takes it over |