The Effect Of Incentives In Web Surveys
Application and ethical considerations
Cihan CobanogluUniversity of Delaware andNesrin CobanogluUniversity of Baskent
Introduction
As the number of internet users in the world doubles every year, reaching nearly 500 million in 2001 (Internet User Number 2002), researchers are using internet tools such as email and webbased surveys more and more as methods of data collection. According to Dillman (1999), the most significant advances in the survey methodology during the twentieth century were the introduction of random sampling in the 1940s and telephone interviewing in the 1970s. However, researchers...