“…First, we consider six attributes (i.e., R&D, licensing, manufacturing, financing, marketing agreements, and technology transfer and integration) of the S-As which may affect the stock prices of the partnering firms around the announcement day. To determine the effect of the type of S-As (Das et al, 1998), we divide those S-As events into four types: technical, manufacturing, marketing, and other. Second, relative size is an important factor when forming an S-As between a larger firm and a smaller firm on which the larger firm is dependent for innovative technologies or rare resources.…”