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Looking to Twitter for a Market Edge?

If you’re looking for a hot stock tip, consider Twitter. A new paper by Timm O. Sprenger and Isabell M. Welpe looks at the effects of microblogging on stock prices. Read More »



In Delhi, a Safer Bus Line?

Delhi’s Blueline buses are notoriously deadly, perhaps due to a perverse incentive system that rewarded drivers for speedy progress and discouraged investments in the vehicles. Read More »



Geeks and Tweaks: What Computer Programming Contests Can Teach Us About Innovation

Kal Raustiala, a professor at UCLA Law School and the UCLA International Institute, and Chris Sprigman, a professor at the University of Virginia Law School, are experts in counterfeiting and intellectual property. They have been guest-blogging for us about copyright issues. Last time, they wrote about the roles of “tweakers” and “pioneers” in the innovation world; today, they expand on the topic. Read More »



Exploring the Trust-Prosperity Link

The Big Think profiles Paul Zak, a neuroeconomist and Freakonomics guest blogger whose research has focused primarily on oxytocin, a chemical that’s “critical to creating and sustaining trust among people.” Zak has even explored the relationship between trust and national prosperity. Read More »