A generalized estimator representing a class of estimators is proposed for the estimation of regression coefficients in the linear regression model when the error components have the joint multivariate Student-t distribution. Approximate expressions for the bias and the risk of the proposed...

This article uses a case study of Bass to examine the business and accounting history of trade mark defence in the nineteenth and early twentieth centuries. We employ a variety of business, legal and parliamentary records to discuss the measures they adopted to prevent trade mark infringement....