** UBS says merger proposal of Indian power financiers PFC PWFC.NS and REC RECM.NS positive, but awaits more clarity on process
** Brokerage estimates for every 9 shares of REC, 8 shares of PFC would be offered; government stake could fall to 42% vs 56% in PFC
** Believes post merger, entity could see better margins and pricing power given larger overlap in customer base - UBS
** Adds, given that PFC, REC depend on implicit government support for cost of funds, continued support will be critical
** PFC and REC trim initial losses; last down 0.4% and 2.8%, respectively
** YTD, PFC up ~18%, REC up 1.7%
(Reporting by Hritam Mukherjee in Bengaluru)
((Hritam.Mukherjee@thomsonreuters.com;))