This article proposes a variable selection approach for zero-inflated count data analysis based on the adaptive lasso technique. Two models including the zero-inflated Poisson and the zero-inflated negative binomial are investigated. An efficient algorithm is used to minimize the penalized...

An exclusion period (usually from 12 months to 2 years) is usually found in life insurance policies as a precautionary measure to prohibit people from insuring their lives with the intent to kill themselves shortly thereafter. Several studies have been conducted to investigate the effect of...

We investigate whether mutual funds engage in tax planning by testing how they respond to changes in the capital gains tax rates. While previous evidence suggests that individual investors time capital gains realizations, mutual fund managers may not tax plan like individuals because fund...

The system for monitoring suicides in Hong Kong has considerable delays in reporting as the cause of death needs to be determined by a coroner's investigation. However, timely estimates of suicide rates are desirable to assist in the formulation of public health policies. This motivated us to...

Outlines economic and accounting reforms in China since the late 1970s and assesses the impact of the 1997 Asian financial crisis on them. Suggests that although China escaped the recession suffered by neighbouring countries, it still has a high risk of financial crisis/recession and enumerates...

This paper introduces the task selection and routing problem in collaborative transportation in which a truckload carrier receives tasks from shippers and other partners and makes a selection between a private vehicle and an external carrier to serve each task. The objective is to minimize the...