Mounting pressure in the policy arena to improve teacher productivity either by improving signals that predict teacher performance or through creating incentive contracts based on performance--has spurred two related questions: Are there important determinants of teacher productivity that are not captured by teacher credentials but that can be…

A procedure was developed to combine subsets of curriculum-relevant items from a norm-referenced achievement test (NRT) with items comprising a locally-developed supplementary test in order to produce objective-referenced test (ORT) data for program evaluation. The study was designed to determine whether the ORTs were valid instruments for program…