UPDATE 3-Four European nations curb stock trading to halt coronavirus stampede <!-- no image --> <div>* United States, Britain want markets to stay open (Adds regulators' comment, data, detail)<div class="feedflare"> <a href="http://feeds.reuters.com/~ff/reuters/UKBankingFinancial?a=-J0BNdv8R3c:d4MzyrrAHXY: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=-J0BNdv8R3c:d4MzyrrAHXY:V_sGLiPBpWU"><img src="http://feeds.feedburner.com/~ff/reuters/UKBankingFinancial?i=-J0BNdv8R3c:d4MzyrrAHXY:V_sGLiPBpWU" border="0"></a> <a href="http://feeds.reuters.com/~ff/reuters/UKBankingFinancial?a=-J0BNdv8R3c:d4MzyrrAHXY:F7zBnMyn0Lo"><img src="http://feeds.feedburner.com/~ff/reuters/UKBankingFinancial?i=-J0BNdv8R3c:d4MzyrrAHXY:F7zBnMyn0Lo" border="0"></a> </div><img src="http://feeds.feedburner.com/~r/reuters/UKBankingFinancial/~4/-J0BNdv8R3c" height="1" width="1" alt=""></div> Posted by Reuters