In a bonus-malus system in car insurance, the bonus class of a customer is updated from one year to the next as a function of the current class and the number of claims in the year (assumed Poisson). Thus the sequence of classes of a customer in consecutive years forms a Markov chain, and most...

This paper examines how mutual funds respond to constraints imposed by asset growth. We find a fund's decision to switch management structure to be largely driven by asset growth. However, we find little evidence that changes in management structure are associated with superior fund performance,...