Purpose – Most investors' retirement portfolios have inter-period cash inflows. The standard time-weighted mean return (or geometric mean return) is generally used to report returns on investors' retirement portfolios. The purpose of this paper is to examine the standard time-weighted mean...

We investigate a sample of cross-border mergers involving US firms that acquired foreign targets between 1985 and 1995. Our general interest is in the long-term success of the acquisitions, measured by the post-merger abnormal returns to the US acquirers. Our primary focus is the relationship...