°ÄÃÅ¿ª½±½á¹û2023¿ª½±¼Ç¼ Professor of Distinction Keith Maskus has been named the U.S. Department of State chief economist. Maskus, who was the director of °ÄÃÅ¿ª½±½á¹û2023¿ª½±¼Ç¼’s Program on International Development, is beginning the two-year appointment, based in the District of Columbia, this month.