US STOCKS-Wall St dips as investors eye Greece and Ukraine talks
* PepsiCo climbs after results
* Pier 1 tumbles after outlook cut
* Indexes: Dow off 0.37 pct, S&P off 0.28 pct, Nasdaq up 0.1 pct (Updates to late afternoon, adds commentary)
By Sinead Carew
NEW YORK, Feb 11 (Reuters) - U.S. stocks edged lower on Wednesday as investors worried about how much risk they should take on while they wait for the outcomes of major talks involving Greece and Ukraine.
Greek Finance Minister Yanis Varoufakis began tense talks with euro zone finance ministers on Wednesday after his new leftist-led government won a parliamentary confidence vote for its refusal to extend an international bailout. International Monetary Fund Chief Christine Lagarde said going into the meeting that the process would likely take time.
After trading flat in the morning, the market became more choppy after midday as some investors grew impatient for news.
"Ultimately I don't think it can be resolved any time soon," said Michael Matousek, head trader at U.S. Global Investors Inc in San Antonio. "Some people are anticipating a quick solution."
Adding to the market's uncertainty, the leaders of France, Germany, Russia and Ukraine began peace talks in Belarus, while in Ukraine pro-Moscow separatists tightened the pressure on Kiev by launching some of the war's worst fighting. Continuación...