We examine a variety of fixed asset investment theory approaches and show that, despite apparent differences, all contain a common ‘gene’ – the profitability gap. This finding is equally applicable to the paradigms of neoclassical general equilibrium in logical time and post-classical fullyadjusted stationary and steady states in historical time. The generic investment function and its characte...

The research at University College London School of Medicine (UCLSM) is supported by the Wellcome Trust, Action Research, the Special Trustees of University College Hospital, and the Muscular Dystrophy Group of Great Britain. The studies have been carried out with the assistance of Dr. P. S. Tofts, Mr. D. Delpy and Mr. A. Chu of the Department of Medical Physics (UCLSM), and Mr. N.Taylor of Kin...

System-initiated digressive proposals may be used to introduce new and unexpected information into automated telephone services. These digressions may be viewed as particularly pronounced forms of unsolicited interruptions as they contain information not directly related to the caller’s intended activity. In human–human conversation, interruptions are considered to be speech acts which intrinsi...