Weeks after Buffett said he had an "itchy" finger for acquisitions, his Berkshire Hathaway agreed to buy industrial chemical firm Lubrizol.

Tokyo's Nikkei was down 6 percent. The biggest drop since the financial crisis. Toyota says its plants will be shut down this week. Sony and Nissan...

The cost of oil fell below $100 a barrel following Friday's quake in Japan. When the world's third largest importer of oil goes offline, demand for crude plummets.

The BBC's Chris Hogg explains the global economic implications of the disaster in Japan.

Kai Ryssdal goes over the past week's financial news with Sudeep Reddy from the Wall Street Journal and Leigh Gallagher from Fortune Magazine. This week: The budget fight in Washington, and the oil bubble.

More people are applying for mortgages than at anytime in the past three months. That's according to the Mortgage Bankers Association....

Despite a global freeze on Muammar Gaddafi's assets, analysts believe Libya is making at least $150 million a week in oil profits. The U.K. says it has a solution to benefit the Libyan people.

Oil executives are meeting in Houston. Reporter Scott Tong discusses whether there is panic among execs at the energy conference and what's in store for the oil industry going forward.

Juli Niemann, analyst at Smith Moore and Company, explains why high oil and gas prices haven't convinced Americans to drive less this Spring.