In this chapter, the hypotheses of purchasing power parity (PPP) and market efficiency are tested for the bilateral exchange rate between the New Taiwan (N.T.) and the US dollar. Different test results lead to the conclusion that, a PPP relationship over the long term cannot be rejected...

Vector autoregressive models are increasingly being used in the analysis of relationships within and between financial markets. In such models, there are circumstances that require zero entries in the coefficient matrices. Such circumstances can be particularly relevant in the context of markets...