R&D investment is a risk-taking decision for innovations. However, trade-off relationship exists between short-term profit and expenditure (present vs. future), because of the uncertainty involved. Choosing to invest in thus seen as propensity decision-makers, how perceive risk susceptible their cognitive system. This study included three empirical studies involving situations. It looked at goa...

OBJECTIVE To evaluate the effectiveness of nudge activities at school on the students' body mass index (BMI). DESIGN School-based factorial randomized community trial. SETTING Eighteen public schools in the municipality of Duque de Caxias, metropolitan area of Rio de Janeiro, Brazil. PARTICIPANTS AND INTERVENTION The 18 schools will be randomized into 4 group arms: group 1-control (withou...

The recent development of smartphone and wearable sensor technologies enable general public to carry self-tracking tasks more easily. Much work have been devoted to life data collection and visualisation to help people with better selfunderstanding. We believe that although (self-awareness/knowledge discovery is an important aspect of personal informatics, knowledge maintenance is more, or at l...

Can social interactions be used to encourage the consumption of fair-trade products? Social interactions may alter purchase behavior by triggering either self-image concerns (when one sees others' decisions without being seen) or social-image concerns (when everybody sees everyone else). A laboratory experiment is designed to identify separately these concerns, using real auctions for normal an...

Financial auditors routinely search internal as well as public knowledge bases as part of the auditing process. Efficient search strategies are crucial for knowledge workers in general and for auditors in particular. Modern search technology quickly evolves; and features beyond keyword search like facetted search or visual overview of knowledge bases like graph visualisations emerge. It is ther...

Defaults have such powerful and pervasive effects on consumer behavior that they could be considered "hidden persuaders" in sonríe settings, ignoring defaults is not a sound option for marketers or consumer policy makers. The authors identify three theoretical causes of default effects—impiied endorsement, cognitive biases, and effort—to guide thought on the appropriate marketer and policy make...

UK bookies (bookmakers) herd geographically in less-affluent areas. The present work shows that UK bookies also herd with the special bets that they advertise to consumers, both in their shop window advertising and on TV adverts as shown to millions of viewers. I report an observational study of betting adverts over the 2014 soccer World Cup. Bet types vary in complexity, with complex types hav...

In 2008, the behavioral economist Richard Thaler and legal scholar Cass Sunstein published a book in which they advocated novel approach to public policy based on notion of “nudge.” Roughly speaking, nudge is an intervention decisional context that steers people's decisions by acting their cognitive biases. The generated intense debate across different disciplines proved popular with many maker...