article thumbnail

Stop Trying to Predict Which New Products Will Succeed

Harvard Business Review

When is it possible to predict a product’s success? How you answer this question may be the most important factor in how you design your product development process — and, ultimately, in whether your business succeeds or fails. Is market performance predictable for a specific product or class of products?

article thumbnail

What the Great Fama-Shiller Debate Has Taught Us

Harvard Business Review

It’s also possible that Hansen just got the prize because his work is so great and/or has spawned lots of productive further research, but I’m really in not in a position to judge that — his stuff is really dense. But it’s just as valid to hold on to CAPM and label these effects market inefficiencies.

CAPM 8