type="main" xml:id="jtsa12078-abs-0001"The parameters of integer autoregressive models with Poisson, or negative binomial innovations can be estimated by maximum likelihood where the prediction error decomposition, together with convolution methods, is used to write down the likelihood function....

In our increasingly technology-focused world, demand for traditional postal services is steadily shrinking. This timely volume examines the many challenges that the worldwide postal sector is facing as a result of growing electronic competition, and offers expert recommendations for reshaping...

This compilation of original papers selected from the 19th Conference on Postal and Delivery Economics and authored by an international cast of economists, lawyers, regulators and industry practitioners addresses perhaps the most significant problem that has ever faced the postal sector –...

A Bayesian approach to option pricing is presented, in which posterior inference about the underlying returns process is conducted implicitly via observed option prices. A range of models allowing for conditional leptokurtosis, skewness and time-varying volatility in returns are considered, with...

The linkages between daily Asian and Australian equity market returns over the period 1995–2001 are investigated within the framework of a latent factor model. Transmission mechanisms arising from both market interdependence and contagion are studied. The empirical results reveal that...

Provides a framework for understanding the relationships between alternative cointegrating estimators with special attention given to single equation procedures. The approach consists of augmenting the long‐run model with general short‐run dynamic specifications and identifying the specific...