TY - SER AU - Wanga, Chien H. AU - Gopalb, Ram D. AU - Tung, Alex Y. TI - Diffusion of ladder-type innovations: a study of computer and communications convergence KW - INNOVATIONS KW - COMPUTER KW - COMMUNICATIONS N1 - Computer technology, virtually non-existent five decades ago, has diffused rapidly since its inception and is now of major strategic importance. Since its introduction there has been a steady acceleration of the innovation process in the computer industry and this has significantly impacted the market adoption of computer systems ER -