This paper assesses the impact of teacher subject knowledge on student performance using a nationally representative dataset of grade 6 students in South Africa. Test scores in two subjects and correlated random error models are used to identify within-pupil across subject variation in...

The paper assesses estimates of term structure models for the United States. To this end, this paper first describes the mathematics underlying two types of term structure models, namely the Nelson-Siegel and Cox, Ingersoll and Ross family of models, and the estimation techniques. It then...

The paper constructs a new output gap measure for Vietnam by applying Bayesian methods to a two-equation AS-AD model, while treating the output gap as an unobservable series to be estimated together with other parameters. Model coefficients are easily interpretable, and the output gap series is...