The Deepwater Horizon oil rig exploded in the Gulf of Mexico two years ago this coming Saturday. The cleanup effort continues to this day, and there still is a lot of debate about where all that oil went. Gallup editor-in-chief Frank Newport reveals where Americans are investing their money. Here’s a hint: it’s not stocks. The Obama administration said Wednesday that it would vastly expand the use of competitive bidding to buy medical equipment for Medicare beneficiaries. And “Good Morning America” unseated the “Today” show for the highest-rated morning show last week.

Citigroup shareholders voted down a pay package for the bank’s top executives. A new startup is partnering with major universities to offer online courses for free. Ever since the nuclear meltdown at Fukushima, reactors have been shut down one by one, and now only one remains — but there’s a push to get them restarted. Commentator Robert Reich says history shows the economy has grown faster during periods where we’ve taxed the rich more. And in the latest from Freakonomics Radio, Stephen Dubner talks about the hidden side of corporate social responsibility.

Who should pay for public radio? Commentator Tucker Carlson says it shouldn’t be the government. President Obama has asked Congress for help policing oil markets and price manipulation from speculators. There was an increase in housing permits, while housing starts themselves were down. In the latest installment of Conversations from the Corner Office, the founder of Patagonia speaks about sustainable manufacturing and conscientious labor practices. And Kai Ryssdal talks to the man who makes Ben Bernanke look good — his barber.

The Supreme Court heard arguments today on whether pharmaceutical companies have to pay overtime to their sales reps — and it could affect how overtime works for everyone. OpenTable, the online restaurant reservation service, is getting some new competition from The Food Network. Walmart has officially entered the movie streaming business. Imagine drinking a juice and then eating the juice box — edible packaging could soon be a reality. And Los Angeles held its CicLAvia event this weekend, bringing more than 100,000 people out on bikes and showing the value in changing how people see a city.

Google splits its stock, which lowers the price to buy in but also limits the power of many shareholders. Commentator Randall Kenneth Jones explains why the term “professional courtesy” has never been more vital to business. This year’s warm winter has many farmers scratching their heads about when to harvest in order to get the best-quality greens. We hear about how technology may in fact help save the printed page. And Kai Ryssdal talks to author Olivia Cabane about his level of charisma and about how charisma and charm applies to business.

Are Americans in favor of the so-called Buffett Rule currently being pushed by President Obama? Gallup’s Frank Newport reveals the poll’s latest results. Sony’s new CEO pledges that the company will rise yet again. The Department of Education wants to count part-timers, transfers and returning students in official graduation rates. More than a year after the revolt that toppled Tunisia’s ruler, discontent is rising because of poverty and unemployment. Departing World Bank President Robert Zoellick looks back at his tenure. And China correspondent Rob Schmitz offers a rare look at the people behind your iPad — this time, the bosses.

The Apple assembly line has been shrouded in secrecy — until now. China correspondent Rob Schmitz brings a rare glimpse inside a Foxconn factory in Shenzhen. Meanwhile, the U.S. has filed an antitrust suit against Apple and some publishers over e-book pricing. Europe’s stock markets made up some lost ground today, but yesterday’s turmoil reminded investors that the eurozone debt crisis hasn’t gone away. Kai Ryssdal talks to a roundtable of small business owners about the Buffett Rule. And director Mike Nichols discusses his Broadway revival of “Death of a Salesman.”  

Rick Santorum suspends his presidential campaign, clearing the way for Mitt Romney to claim the Republican nomination. President Obama continues to press his case for the proposed tax reform that would require millionaires to pay 30 percent of their income in federal taxes. A new book aims to dymystify the national debt. Best Buy CEO Brian Dunn resigned this morning. Health reporter Gregory Warner explains why medical billing codes are so significant. And we look into why only 35 percent of hybrid owners choose to buy another hybrid when it’s time to trade in.

One billion dollars: That’s how much Facebook is going to pay in cash and stock for the mobile photo-sharing company Instagram. Meanwhile, AT&T said it’s going to sell a majority stake of its Yellow Pages unit for $750 million. Natural gas production is booming, but the U.S. is running out of places to store it. And with Tax Day around the corner, we look at why filing taxes is not just a once-a-year thing; we are taxed every single day. Plus, one commentator explains why taxes are a fraud.