WASHINGTON — Banking analysts, former regulators, lawmakers, banking industry representatives and top academics spent more than an hour and a half debating how best to resolve the issue of "too big to fail" on Tuesday, and came away with no easy solutions.

Some lobbied for a bill expected to be introduced today by Sens. David Vitter and Sherrod Brown — or perhaps even tougher measures — while others argued that the Dodd-Frank Act must be given time to be implemented.

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