Background: To assess the economic impact of powered stapler use in video-assisted thoracic surgery (VATS) lobectomy for lung cancer in a Chinese tertiary care hospital. Methods: This study identified 388 patients who received VATS lobectomy using the ECHELON powered stapler (n = 296) or the...

Background: To assess the economic impact of powered stapler use in video-assisted thoracic surgery (VATS) lobectomy for lung cancer in a Chinese tertiary care hospital. Methods: This study identified 388 patients who received VATS lobectomy using the ECHELON powered stapler (n = 296) or the...

This paper provides a critique of alternative organizational structures in the hedge fund industry. Our critique is facilitated by several stylized models describing alternative industry structures. The models include: (1) An insideonly hedge fund model; (2) A straddling hedge fund model; (3) A...

This paper provides a critique of alternative organizational structures in the hedge fund industry. Our critique is facilitated by several stylized models describing alternative industry structures. The models include: (1) An inside-only hedge fund model; (2) A straddling hedge fund model; (3) A...

Over the past two decades, the US stock market has undergone significant changes in its structure, with small firms disappearing and large firms gaining market share. This study investigates whether the dominance of large firms in the market creates positive spillover for or shifts resources...

How do managers comment on merger transactions? By analyzing initial public announcements of Mergers and Acquisitions (M&As) between 1995-2020 and extracting the linguistic sentiment from statements made by acquirer and target firms, we provide new evidence on the information value of M&A...

This dissertation investigates algorithmic techniques for temporal process discovery in many domains. Many different formalisms have been proposed for modeling temporal processes such as motifs, dynamic Bayesian networks and partial orders, but the direct inference of such models from data has...