The Washington Post highlighted the research of Bill Fox and the Center for Business and Economic Research that shows how a small-business exemption could undermine online sales tax legislation. The research suggests that a small-business safeguard could actually undermine some of the original intent of the legislation. The analysis, conducted by UT economists and published by the Small Business Administration, shows that a small-seller exemption included in a bill approved by the Senate, for instance, would reduce by more than half the additional revenue states could collect as a result of the law. Read the story here.