Chazen Global Insights

Do Longer Hospital Stays Lead to Better Outcomes?

"Lean startup" methodology has a place in established enterprises as well as startups, says Columbia Business School instructor Bob Dorf.

New research explores the ideal contest design for spurring innovation.

Columbia Business School students pitched their startups at the 2014 Fall Venture Fair.

On October 28, 2014, the Deming Cup for Operational Excellence was awarded to Ellen J. Kullman, chairman and CEO of DuPont, and Stefan Wertheimer, founder of ISCAR, at a gala reception in Low Rotunda.

New research shows that the less frequently investors check their portfolios, the better off they are.

Mobile Display Advertising benefits companies that sell big ticket items such as cars.

Six years after the financial crisis, the Federal Reserve and other central banks are still looking for answers to whether the unconventional monetary policies adopted following the crisis — including lowered interest rates — have been effective in helping American households and the larger economy. The persistence of so many debt-burdened households, widespread unemployment, and relatively low economic growth has only increased the debate among economists and policymakers.

Venture capitalist David S. Rose offers tips for aspiring angel investors.