A common creationist argument, "If people came from monkeys, why are there still monkeys?," indicates an EC mental model focused exclusively on anagenesis, rather than one that also includes cladogenesis (Meikle and Scott, 2010).
Other models focus exclusively on the allocation of slots such as those developed by Nilsson [35] and Isacsson and Nilsson [22].
To explain concisely the mechanism stressed here, we start by laying out a simplified version of the model which focuses exclusively on workers' effort decisions.
There are also statistical methods that refrain from the use of a particular model, by focusing exclusively on the data or by generalizing over all possible models.
In fact, Fishback tells us that the decision to drop the peer-to-peer model and focus exclusively on its merchant product was the result of a number of stressful, white-knuckled internal conversations that took place over months.
Still, she said those first few years also gave her time to find the right business model (like focusing "exclusively on the direct-to-consumer business," rather than selling to offices as well).
Furthermore, the output of the models mirrored the differences between MT. Epidemiological models tended to focus strongly on the quantity and quality of healthy resources, whereas population genetics models often focused exclusively on changes in resistance allele frequencies.
Catterton, based in Greenwich, Conn., focuses exclusively on consumer industries.
