Toronto is experimenting with smart-city concepts envisioned by Google spinoff Sidewalk Labs. Harvard Business School Professors Leslie John and Mitch Weiss discuss the tradeoffs of using technology to improve modern city life at potential costs to digital privacy from their case, “Sidewalk Labs: Privacy in a City Built from the Internet Up.” Is it worth it?
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by Akash Chattopadhyay, Matthew R. Lyle, and Charles C.Y. Wang
Over the last 20 years, shortcomings of classical asset-pricing models have motivated research in developing alternative methods for measuring ex ante expected stock returns. This study evaluates the main paradigms for deriving firm-level expected return proxies (ERPs) and proposes a new framework for estimating them.
Expected Stock Returns Worldwide: A Log-Linear Present-Value Approach
Over the last 20 years, shortcomings of classical asset-pricing models have motivated research in developing alternative methods for measuring ex ante expected stock returns. This study evaluates the main paradigms for deriving firm-level expected return proxies (ERPs) and proposes a new framework for estimating them.