In this paper, motivated by the thoughts and methods of the mixture of preferential and uniform attachments, we extend the Barabási–Albert (BA) model, and establish a network model with the power-law accelerating growth and the mixture of the two attachment mechanisms. In our model, the...

Building on two sources of exogenous shocks to analyst coverage (broker closures and mergers), we explore the causal effects of analyst coverage on mitigating managerial expropriation of outside shareholders. We find that as a firm experiences an exogenous decrease in analyst coverage,...

Purpose – This paper aims to focus on development of a green supplier selection model using an index system based on a combination of traditional supplier and environmental supplier selection criteria. Strategies that balance economic and environmental performance are increasingly sought after...