In this paper, we present a variant of Datalog language (we call it Datalog ) able to deal with weights on ground facts and to consequently compute a feedback result for the goal satisfaction. The weights are chosen from a proper c-semiring. In our context, our goal is to use this language as a semantic foundation for languages for expressing trust relationships. As a matter of fact, many of th...

Sharing sensitive information across security domains is an important requirement for knowledge intensive collaborative work, but such sharing may impose risks on security and privacy integrity. Research has increasingly recognized the role of trust in minimizing the risk of information sharing across untrusted or unknown entities. To this extent, trust negotiations[1][3][15][20] have emerged a...

Grounded Theory provides a useful approach for eliciting and justifying subjective characteristics of individuals. A Grounded Theory analysis is carried on individuals who share pictures, with a view to developing a trust management policy model of indiscretion regarding the sharing of photographs.

Abstract We provide evidence regarding mutual funds’ motivation to hold lottery stocks. Funds with higher managerial ownership invest less in stocks, suggesting that managers themselves do not prefer such The instead supports cater fund investors’ preference for In particular, funds more holdings attract larger flows after portfolio disclosure compared their peers, and poorly performing tend en...

A popular information security-related motivation theory is the Protection Motivation Theory (PMT) that has been studied extensively in many security contexts with promising results. However, prior studies have found inconsistent findings regarding relationships within PMT. To shed light on these findings, we introduce attitudinal ambivalence to open black box We tested our model data collect e...

In the context of climate change and all other harmful effects pollution, companies should improve their environmental performances. As part strategies, explore consequences practices from perspective internal stakeholders must be more attentive to employee behavior. This study’s purpose was identify motives that encourage employees a green hotel adopt pro-environmental behaviors. Qualitative r...

This study assesses the influence of managerial responses to online customer reviews on product sales. We leverage a natural experiment provided by two online travel agencies. Both agents allow customers to post reviews on hotels, but only one of the travel agents allows hotel management to post managerial responses. Using a difference-in-difference approach, we find that managerial responses h...

Due to growing expectations for quality and safety of food products and an increasing demand for more transparent food supply chains, pork production faces new challenges. In the course of this development, chain-wide communication has gained importance in agribusiness. Nonetheless, existing approaches focus primarily on information supply, whereas the use of information for managerial decision...

Knowledge sharing of repatriates is embedded in a complex project environment and affected by the organizational knowledge governance mechanisms. This paper seeks to find out the mechanisms that promote repatriates to share their knowledge achieved in international construction projects after returning to domestic projects. We collect data from 245 respondents in 33 Chinese contractors. The tes...

How much to spend is a key managerial decision for entrepreneurs. Arguments favoring lean startups rely on the burden of rapid growth, reduced monitoring costs or the inefficient use of cash. Arguments favoring high “burn rates” rely on the early creation of economies of scale and complementary assets; and the motivation benefits of efficiency wages and experimentation. We argue that survival b...