This week: Jeff Sommer with Gretchen Morgenson on Paul Volcker’s warnings, David Gillen and Mary Walsh Williams on the public pension crisis, Natasha Singer on the S.E.C.’s privacy problem, and Greg Mankiw on some economic pitfalls.

Nelson Schwartz on the European financial crisis, Gretchen Morgenson on the foreclosure talks, Jim Collins and David Gillen on luck and business, and Christina Romer on Ben Bernanke’s chance for a “Volcker moment.”

Business news has never been so exciting, frightening and fast-paced. Keep up with the important news and trends in business each week with reporters and editors from the Times's business section. They're among the most knowledgeable people in the business world. Your host is Times assistant business editor Jeff Sommer.