By enabling connections between individuals, Social Networking Sites, such as Facebook, promise to create significant individual as well as social value. Encouraging connections between users is also crucial for service providers who increasingly rely on social advertising and viral marketing campaigns as important sources of their revenue. Consequently, understanding user’s network constructio...

Managers face a critical task in making firm investment decisions that are targeted toward creating and appropriating value. As managers weigh their resource investment decisions, we argue that these investments have a direct impact on the growth and volatility of the firm’s industry. With data covering 377 industries across 16 years, we investigate relationships for aggregate firm investments ...

Self testing as a phase of health delivery has been utilized for approximately 70 years, but within the last two decades there has been an increasing interest in and use of self testing. The practice of self testing has a sound basis, which involves medical relevancy, cost containment, and convenience. It is reasonable to anticipate that self testing will increase in the future as medical needs...

innovation strategy is the basis of success in innovation and performance improvement. this paper represents a model related to the most important innovation strategies which have a significant impact on performance of industries. then, it examines the relationships between innovation strategies and diversity and development of the performance. so, the empirical research was carried out in iran...