SIMFEROPOL, Ukraine (AP) — Ukraine accused Russia of a "military invasion and occupation" on Friday, saying Russian troops have taken up positions around a coast guard base and two airports on its strategic Crimea peninsula.

* Premature to assess Kiev’s needs, Lagarde says WASHINGTON, Feb 28 (Reuters) – The head of the International Monetary Fund said on Friday that there was no need to “panic” in terms of delivering economic aid to Ukraine, as she cast doubt the nation would need as much immediate help as its new leaders claim. […]

News of the Mt. Gox bankruptcy filing on Friday capped off a tumultuous week — and month — for bitcoin

Japan’s Fast Retailing Co Ltd , parent of apparel chain Uniqlo, has expressed interest in buying J.Crew Group Inc from private equity owners, a person familiar with the matter said on Friday. J.Crew, which …

The S&P 500 ended at another record close on Friday but well off the day’s highs as worries about tensions in Ukraine caused investors to take profits ahead of the weekend. The Dow scored its best monthly percentage gain since January 2013, while the S&P 500 had its best month since October.