UPDATE 3-Britain bans betting on credit cards to fight gambling addiction <!-- no image --> <div>* PaddyPower owner, Canada's Stars Group likely hardest hit (Adding graphic, details on market share)<div class="feedflare"> <a href="http://feeds.reuters.com/~ff/reuters/UKBankingFinancial?a=zUlXZhVVDTg:lbIdWHoWwls:yIl2AUoC8zA"><img src="http://feeds.feedburner.com/~ff/reuters/UKBankingFinancial?d=yIl2AUoC8zA" border="0"></a> <a href="http://feeds.reuters.com/~ff/reuters/UKBankingFinancial?a=zUlXZhVVDTg:lbIdWHoWwls:V_sGLiPBpWU"><img src="http://feeds.feedburner.com/~ff/reuters/UKBankingFinancial?i=zUlXZhVVDTg:lbIdWHoWwls:V_sGLiPBpWU" border="0"></a> <a href="http://feeds.reuters.com/~ff/reuters/UKBankingFinancial?a=zUlXZhVVDTg:lbIdWHoWwls:F7zBnMyn0Lo"><img src="http://feeds.feedburner.com/~ff/reuters/UKBankingFinancial?i=zUlXZhVVDTg:lbIdWHoWwls:F7zBnMyn0Lo" border="0"></a> </div><img src="http://feeds.feedburner.com/~r/reuters/UKBankingFinancial/~4/zUlXZhVVDTg" height="1" width="1" alt=""></div> Posted by Reuters