Who's next?

Prime Minister Gordon Brown of Britain made the case, in a letter to President Nicolas Sarkozy of France, for another option gaining favor among economists — guaranteeing short- and medium-term loans between banks. By persuading banks to resume lending to each other, the plan aims to shake loose the paralyzed credit market. “This is an area where a concerted international approach could have a very powerful effect,” Mr. Brown said Thursday in the two-page letter.