Effective risk allocation is crucial for the success of transport infrastructure public-private partnership (PPP) projects. However, the inherent features of multiple entities, multiple tasks, and dynamicity make it highly challenging to obtain a risk allocation solution. This study aims to...

How does access to the public equity market affect firms’ environmental externality? We answer this question by examining the use of toxic chemicals by hydraulic fracturing (HF) operators in their drilling and fracturing operations. Using data from 69,070 wells and a difference-in-differences...

This paper discusses a case that a supply chain consisting of a manufacturer (M) and an e-tailer (Y) at the initial stage. There is a new e-tailer (Y) who enters the market with some probability. Both e-tailers have two selling modes to choose from, i.e., the agency selling mode and the...

Estimating covariance matrices using high-frequency data is crucial for market makers, investors in newly-issued securities, and risk managers. These estimations often handle the asynchrony of high-frequency trades by using returns for periods between when all instruments have traded (refresh...

Recent years have witnessed a rapid increase of online data volume and the growing challenge of information overload for Web use and applications, thus information diversity is of great importance to both providers and users of search services. Based on the proposed diversity evaluation measure...

The utilization of healthcare services serves as a barometer for current and future health outcomes. Even in countries with modern healthcare IT infrastructure, however, fragmentation and interoperability issues hinder the (short-term) monitoring of utilization, forcing policymakers to rely on...