Students could draw the different stages of the ant life cycle in the correct order. The most important ant is the queen whose job it is to lay the eggs and there are also many different types of ...

Bodie, Zvi, Robert C. Merton, and William Samuelson. "Labor Supply Flexibility and Portfolio Choice in a Life-Cycle Model." Journal of Economic Dynamics & Control 16, nos. 3-4 (July–October 1992): 427 ...