Prevention of mother-to-child transmission of HIV (PMTCT) is the single most effective HIV prevention intervention in practice today. Nonetheless, little reliable empirical evidence exists on the behavioral effects of PMTCT. This paper documents the rapid expansion of access to PMTCT in Zambia...

Trade credit has been shown to be an important source of short-term finance for smaller firms but small firms are also suppliers of trade credit. There is little empirical evidence on the credit granting decisions of small firms. Previous empirical work (Petersen and Rajan, 1997; and Ng, Smith and...

Neural Networks (NN's) involve an innovative method of simulating and analysing complex and constantly changing systems of relationships. Originally developed to mimic the neural architecture and functioning of the human brain, NN techniques have recently been applied to many different business...