The purpose of this study is to deepen our understanding of government directors' impact on firm performance. This study strives to answer whether government directors have different effects on accounting- and market-based performance. To correct for the endogeneity of government directors...

Gallium nitride (GaN) nanocrystalline powder has been prepared by sol–gel method. The GaN powder has been confirmed as single-crystalline GaN with wurtzite structure by X-ray diffraction (XRD) and selected-area electron diffraction (SAED), and the diameter of the grains of GaN powder changes...

Empirical research of online auctions has dramatically grown in recent years. Studies using publicly available bid data from websites such as eBay.com have found many divergences of bidding behavior and auction outcomes compared to ordinary offline auctions and auction theory. Among the main...

We empirically analyze the price and liquidity responses to trade signs, traded volumes and signed traded volumes. Utilizing the singular value decomposition, we explore the interconnections of price responses and of liquidity responses across the whole market. The statistical characteristics of...

We consider a supply chain with two unreliable suppliers competing to supply one risk-averse buyer. We model the interaction among the supply chain participants as a Nash game among the suppliers, and Stackelberg games between the suppliers and the buyer. By introducing risk aversion, the buyer...