European — and some American manufacturers — believe Chinese solar panels are being sold for less than they cost to build. The European Commission is investigating, but now Germany is distancing itself from the "dumping" allegations.

The U.S. believes China is dumping solar panels at below-market prices in America and has hit back with a penalty of 31 percent. That tariff is surprisingly steep and many in China are not reacting well. Could they backfire?

The U.S. will impose new tariffs on cheap Chinese solar panels. The new duties will be low. Analysts say it's not likely to spark a trade war.

The solar sector in the U.S. did very well in 2011, installing nearly twice as much capacity as the previous year — a record. And the industry still expects to have an even better 2012.

The state visit by Chinese VP Xi Jengpeng highlights U.S.-China cooperation — but behind the scenes, China plays hardball.

Solar stocks have been plunging of late and the world's biggest solar market is tapping the brakes on sun power. Looks like a cloudy forecast ahead.

See what I did there?

A major government incentive for solar power expired this week, but now bigger companies may benefit from a tax break.

We got big numbers today from the U.S. Labor Department. In February, U.S. payrolls increased 192,000 and the jobless rate fell to 8.9 percent –…