Consumers worldwide can shop online 24 hours a day, seven days a week, 365 days a year. Some market sectors, including insurance, financial services, computer hardware and software, travel, books, music, video, flowers, and automobiles, are experiencing rapid growth in online sales. For example,...

Permission marketing requires consumers' consent before a Web site can track them with cookies, or send them marketing email, or sell their data to another company. Yet a study conducted by Cyber Dialogue Inc. found that 69% of U.S. Internet users did not know they had given their consent to be...

We examine three possible explanations for differences in Internet privacy concerns revealed by national regulation: (1) These differences reflect and are related to differences in cultural values described by other research; (2) these differences reflect differences in Internet experience; or (3)...

Differences in opt-in and opt-out responses are an important element of the current public debate concerning on-line privacy and more generally for permission marketing. We explored the issue empirically. Using two on-line experiments we show that the default has a major role in determining...

The authors suggest that learning is an important factor in electronic environments and that efficiency resulting from learning can be modeled with the power law of practice. They show that most Web sites can be characterized by decreasing visit times and that generally those sites with the...

This paper examines search across competing e-commerce sites. By analyzing panel data from over 10,000 Internet households and three commodity-like products (books, compact discs (CDs), and air travel services), we show that the amount of online search is actually quite limited. On average,...

Marketers face a myriad of decisions when developing a Web site for e-commerce. In this article, we attempt to organize our current understanding of consumer behavior into streams of research that address the development of marketplaces for the digital economy. We start by characterizing...

This paper examines search across competing e-commerce sites. By analyzing panel data from over 10,000 Internet households and three commodity-like products (books, compact discs (CDs), and air travel services), we show that the amount of online search is actually quite limited. On average,...