What two factors affect variation in egg prices?

The two factors that affect the prices of eggs are its quality and how old are they. The eggs that is used for eating first crosses quality control department.

The eggs can be of any variety A, B and C. The grade A of the egg is shiny and round and free from any cracks. It is the highest quality of egg which is paid the most.

Grade B is uncracked eggs but the texture of the eggs are rough and and sometimes they are flat.

Grade C eggs are very less paid as they have cracked shells and are not considered as good quality of eggs.

The second factor is how old the eggs is. The less old eggs are paid more and the older eggs are paid less.