Entropy - Publications - Faculty & Research

Research Summary

Mobile web advertising: maximum entropy banner allocation

The worldwide mobile advertising market, currently $3 billion in size, is expected to grow to $20 billion by 2011. Online and mobile advertising employs two main pricing models: pay-per-click (CPC) and pay-per-impression (CPM). To date, most of the... View Details

2021
Article

Evidence of Decreasing Internet Entropy: The Lack of Redundancy in DNS Resolution by Major Websites and Services

By: Samantha Bates, John Bowers, Shane Greenstein, Jordi Weinstock, Jonathan Zittrain and Yunhan Xu

This paper analyzes the extent to which the Internet’s global domain name resolution (DNS) system has preserved its distributed resilience given the rise of cloud-based hosting and infrastructure. We explore trends in the concentration of the DNS space since at least... View Details

Keywords: Domain Name System; Resilience; Entropy; Internet and the Web; Infrastructure; Performance Effectiveness; Safety; Cybersecurity

Citation

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Bill Vrattos is a Senior Lecturer at the Harvard Business School, where he teaches Investment Strategies, a course on public market investing in the elective curriculum. He also co-teaches Private Equity Projects and Ecosystems, where he mentors student groups on... View Details

21 Aug 2019
Research & Ideas

What Machine Learning Teaches Us about CEO Leadership Style

gave each one a name. Those who used positive language and a range of facial expressions, for example, were deemed Excitable. Those who showed anger, contempt, and disgust but also a fair amount of neutral expressions were labeled Stern. CEOs with high topic View Details

Keywords: by Michael Blanding

16 Apr 2012
Research & Ideas

The Inner Workings of Corporate Headquarters

Physicists tell us entropy is the natural state of the world, and that law seems especially true in today's multidivisional company. "When you create organizational subunits of any form, they'll have a tendency to focus internally on... View Details

Keywords: by Michael Blanding

02 Oct 2013
What Do You Think?

Is Leadership an Increasingly Difficult Balancing Act?

ephemeral state of entropy we live in, called Digital." We're left with impression that changes in leadership required for success in the fast-moving information economy will be achieved with limited discomfort. And yet we are... View Details

Keywords: by James Heskett

Publications