Many bacteria secrete compounds which act as public goods. Such compounds are often under quorum sensing (QS) regulation, yet it is not understood exactly when bacteria may gain from having a public good under QS regulation. Here, we show that the optimal public good production rate per cell as a function of population size (the optimal production curve, OPC) depends crucially on the cost and b...

Linked employer-employee data for Brazil over a period of large-scale trade liberalization document two salient workforce changeovers. Within the traded-goods sector, there is a marked occupation downgrading and a simultaneous education upgrading by which employers fill expanding low-skill intensive occupations with increasingly educated jobholders. Between sectors, there is a labor demand shif...

ll~tONEY SERVES AS A medium of exchange for transactions involving financial instruments as well as real goods and services. Unfortunately, the total volume of tt-ansactions iti the economy is not observable. As a result, economic analyses of rnomiev demand typically focus on the t-elationship between the quantity of money demanded and the production of new goods and services, measured by eithe...

Abstract We provide behavioral insights into the economic substitution phenomenon among front-loaded and back-loaded tax-sheltered savings plans. conduct three studies with adult Canadian participants to show experimentally that can occur explain why occur. The first study shows transfer from a plan when latter becomes available, consistent effect. second examines how trade-off two unique featu...

During the last decade, virtual goods have become an important target of consumption online (especially in games, virtual worlds and social networking services) amongst physical and digital goods. In this study we investigate the question of why do people purchase virtual goods by conducting a metaanalysis (random effects model) of the existing quantitative body of literature (24 studies) on th...

This paper investigates determinants that influence on consumers’ attitudes toward nondeceptive counterfeit fashion products and behavioral intention to purchase them. The results show that brand image, social influence and previous experiences have a positive impact on consumers’ attitudes toward counterfeit fashion products. Meanwhile, personal gratification has a negative effect on counterfe...

Abstract While cultural economics and urban literatures have well established that more able individuals tend to prefer mostly cities with a high level of amenities schooling is one the main individual determinants consumption, there no empirical evidence on whether specialized in culture boost consumption their residents. This research takes step back compared most studies directly tests wheth...

In this paper we consider online auctions with buyback; a form of auctions where bidders arrive sequentially and the bidders have to be accepted or rejected immediately Each bidder has a valuation for being allocated the good and a preemption price. Sold goods can be bought back from the bidders for a preemption price. We allow unbounded valuations and preemption prices independent from each ot...