A linear (type I) functional response describing the per-capita rate of resource consumption of a consumer, f, can be written as: (1) f (R, C ) = a R In this model, R is the resource density, C is the consumer density, and the attack efficiency, a, determines the proportion of the potential consumer-resource interactions that yield a consumption event.
"Coupons were not in vogue during our period of gluttonous consumption," said Kit Yarrow, a consumer psychologist in San Francisco and an author of "Gen BuY: How Tweens, Teens and Twenty-Somethings Are Revolutionizing Retail".
In other words, any Internet commerce, linking Facebook to the consumption of a wide variety of consumer-oriented products and services.
The AR-Gini is an area-based measure of resource inequality that estimates inequalities between neighbourhoods with regard to the consumption of specific consumer goods.
κ is the conversion rate that relates the consumer's birth rate to resource consumption, and g is the conversion rate that relates the predator's birth rate to its consumption of the consumer species.
The book begins in the austerity years of the late 1940s and early '50s, when rationing imposed strict limits on the consumption of a broad range of foods and consumer goods, thereby creating a flourishing black market that tempted otherwise law-abiding citizens.
(CC consumption) A rational consumer of a cost cap tariff will never (expect to) consume exactly at the level at which the cost cap becomes binding.
In contrast, MeHg exposure for the average U.S. fish consumer is driven by consumption of a few commercial, widely available fish species (Sunderland 2007).
Equation 1 describes the foraging rate of a consumer based on mass action, because the total resource consumption by a population of consumers C is given by aRC.
Though silly, the site highlights both our conspicuous consumption of consumer goods and their short shelf life.
As income per capita gets above those levels you start seeing consumption of cars, all consumer durables, cellphone usage, etc., just explode.
