The analysis involves close examination of a sample of markets in which significant entry has occurred.

On the supply side, firms maximize profits and entry occurs until the marginal firm can only just break even.

The final entry occurs in the alto in bar 13.

Karr guessed his entry into the ocean had occurred at a depth of about two hundred feet.

His entry into the smallpox controversy occurred in 1746.

The last entry under his name occurs in the Registers on 3 December 1589, after which nothing more is heard of him.

Further entries of the subject will occur throughout the fugue, repeating the accompanying material at the same time.

However, there are only two entries, and the entries occur in reverse order.

A way to achieve this is for the incumbent firm to constrain itself to produce a certain quantity whether entry occurs or not.

His last entry occurred on 17 September that year, only three days before he died[1].