A food web in a chemostat is considered in which an arbitrary number of competitor populations compete for a single, essential, nonreproducing, growth-limiting substrate, and an arbitrary number of predator populations prey on some or all of the competitor populations. Although any number of predator populations may prey on the same competitor population, each predator population preys on only ...

A sample of 222 university athletes (mean age 19.8 years, s = 2.0), ranging in standard from university second team to international competitor, completed a measure of perceived support 2 weeks before an important competition or match. On the day before the competition or match, the athletes completed measures of stressors, stress, received support, and self-confidence. Moderated hierarchical r...

With the proliferation of online content service industry, understanding the factors affecting consumer intention to purchase online content services has become an important issue for academics and practitioners. While previous research has suggested that consumers’ perceived value and moral judgment are two main factors influencing behavioral intention to purchase online content services, few ...

The Competitor Rule Suppression (CRS) effect is the performance impairment observed in task switching when the currently relevant task rule is the same rule that had generated a response conflict in the preceding trial. This effect could reflect (a) episodic tagging, in which a competitor rule is retrieved with relative difficulty in subsequent trials or (b) residual active inhibition of the co...

As decision makers of online trading, consumers make trading decisions according to their perceived profit value. Considering both the objective profit value and consumers’ trust profit (or loss) value according to the evaluation of historical buyers, this paper proposed an analysis method about perceived profit value based on prospect theory. Firstly, it described the variables related to the ...

Much research has focused on how consumers and competitors respond to short-term changes in advertising and promotion. In contrast, the authors use Procter & Gamble's (P&G's) value pricing strategy as an opportunity to study consumer and competitor response to a major, sustained change in marketing-mix strategy. They compile data across 24 categories in which P&G has a significant market share,...

The Competence Development Systems framework is a synthesis and extension of evolutionary, institutional and systems views of innovation and sociotechno-economic development. It provides a whole systems view of firm learning to analyze the experimentally organized economy. This framework has five elements; 1) customers, demand and value, 2) competition and competitor actions, 3) firm learning, ...