A Concept for the Evaluation of E-Commerce-Ability / Ulrike Baumol, Thomas Stiffel, Robert Winter -- M-Commerce / Nenad Jukic, Abhishek Sharma, Boris Jukic, Manoj Parameswaran -- E-Commerce Adoption in Small Firms / Pak Yuen P. Chan, annette M. Mills -- Conceptualizing the SMEs' Assimilation of...