This report describes the value-added models used as part of teacher evaluation systems in the District of Columbia Public Schools (DCPS) and in eligible DC charter schools participating in "Race to the Top." The authors estimated: (1) teacher effectiveness in DCPS and eligible DC charter schools during the 2011-2012 school year; and (2)…

Since the 1970s, federal, state and local governments have launched an array of new high technology development programs. Researchers and policy-makers disagree about the relative merits of these policies. We address the effects of seven of these policies on high tech industry employment growth in metropolitan statistical areas in the United…

The federally funded Special Services for Disadvantaged Students (SSDS) program is examined for the 1979-80 academic year in 58 institutions; the program's short-term impact on participating freshmen is summarized. Up to 200 students at each site were studied to determine whether program participation levels correlated with outcomes and whether…