UPDATE 3-Halliburton expects margins to rebound in N.America
* Expects 25 pct jump in second-quarter earnings
* First-quarter profit $0.73 vs est $0.71
* Revenue rises 5 pct to $7.35 billion
* Shares rise 5 pct to life-high (Adds details from conference call, analyst comments, updates shares)
By Swetha Gopinath
April 21 (Reuters) - Halliburton Co, the world's No.2 oilfield services provider, expects margins to improve in North America after being depressed for two years as companies step up spending to drill and complete wells.
Halliburton's shares rose as much as 5 percent to a life high after the company forecast a 25 percent jump in earnings in the current quarter, in line with market expectations.
"I am more excited about North America now than I have been since late 2011," Halliburton Chief Executive Dave Lesar said on a conference call with analysts on Monday.
"Supportive commodity prices today are translating into stronger cash flow in operating budgets for our customers...," he said. Continuación...