Small changes, big results | Why A/B tests work

New Research and Ideas This Week

How 'Small C' Change Can Beat Large-Scale Rebuilding

Many business leaders think that large-scale change is necessary to bounce back from difficult times. But a soccer team's surprise success shows that smaller measures can work better, write Boris Groysberg and colleagues. 

Is A/B Testing Effective? Evidence from 35,000 Startups

A/B tests help startup founders capitalize on good ideas—and move on from duds—faster, says research from Rembrand Koning. How can established companies benefit?

What Does It Take to Sustain Organization Diversity?

Can workforce diversity take hold without inclusion? James Heskett reflects on one company's high-profile struggle to bring in more Black executives.

In Case You Missed It  The COVID Gender Gap

Public health officials should target their pandemic messaging to men differently than to women, says research by Vincent Pons and colleagues.

Research Paper  Accounting for Product Impact in the Airlines Industry

Examining two competitors in the airlines industry, this study finds that analyzing each dimension of product impact allows for deeper understanding of each company's business strategies.

Research Paper  The Political Effects of Immigration: Culture or Economics?

This paper reviews and explains the growing literature focused on the political effects of immigration, and highlights fruitful avenues for future research.

Research Paper  Aggregate Advertising Expenditure in the US Economy: What's Up? Is It Real?

We analyze total US advertising spending from 1960 to 2018. The elasticity of annual advertising outlays with respect to gross domestic product appears to have increased substantially beginning in the late 1990s.


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