This article derives generalized method of moment-based Wald tests for conditional convergence in terms of the second and third central moments (conditional "σ"- and "ζ"-convergence). Monte Carlo simulations indicate that the proposed tests are properly sized and equipped with enough power for...

Existing regulatory codes for telephone, cable and broadcast treat 'data' services as largely beneath or outside official attention. 'Enhanced services' have been excluded from the ambit of 'basic,' regulated telephony. They are exempt from access charges and almost completely free of most other...