We document a significant, up to 10-fold increase in the intra-day correlation of firm-specific and market returns over the last decade. This surge in the intra-day correlation of returns coincided with the advent of electronic, automated trading in U.S. markets. Using changes to the S&P500...

I create proxies for managers' cultural fit using one of the latest machine learning technologies – the sentence embedding model - by analysing 11.5 million speeches in earnings calls. A better cultural fit is significantly and positively correlated with managerial tenure. I demonstrate that...

In this paper, both the duration and the cost of an activity are modeled as random variables, and accordingly, the cumulative cost at each time point also becomes a random variable along a project’s progress. We first present the new concept of an “alphorn of uncertainty” (AoU) to describe...

The paper tries to establish for a large European car dealership whether target ratcheting and target achievements are associated with the type of contract offered to the franchisee in the dealership. We find that the franchisor sets different targets within a common stair-step incentive scheme...

Many firms operate multiple units that produce and sell similar products and services using similar marketing and operating practices. Although local managers may be exposed to varying local conditions, firms typically attempt to control their operations to assure that their customers experience...

The relationship between social networks and health encompasses everything from the flow of pathogens and information to the diffusion of beliefs and behaviors. This review addresses the vast and multidisciplinary literature that studies social networks as a structural determinant of health. In...