This paper uses dynamic impulse response analysis to investigate the interrelationships among stock price volatility, trading volume, and the leverage effect. Dynamic impulse response analysis is a technique for analyzing the multistep ahead characteristics of a nonparametric estimate of the...

We study an online scheduling problem on a single machine with delivery times. The problem is online in the sense that all jobs arrive over time. Each job's characteristics, such as processing time and delivery time, become known at its arrival time. Preemption is not allowed and once the...

It is now widely held that stock prices are too volatile to be optimal forecasts of future dividends discounted at a constant rate. Using the present value model with a constant discount rate, we show that when there is memory in the duration of dividend swings, the stock price can move in a...

We show that sorting reveals the time-varying market risk exposures of the firm-specific investment opportunity set. Sorting on the basis of firm characteristics uncovers information on firm-specific distress or growth, and this leads to more efficient estimation of conditional risk sensitivity....

The mortgage banking environment in Hong Kong is quite different from that in the United States. For example, the secondary mortgage market and mortgage insurance only started after 1997. Using a large data set on mortgages, we examine empirically how mortgage rates in this market vary with...

A study on the prepayment behavior of Hong Kong mortgage loans is conducted. With all of the loans as adjustable-rate mortgages (ARMs), we find that 1) Prepayment speeds up and then slows down as the mortgage seasons; 2) Prepayment speeds up as the rate markup decreases; 3) Prepayment speeds up...