Man's artistic dominance, he argues, cannot be explained by opportunity or social conditioning.
The finding that the bigger the household is, the less its members visit the doctor may also be explained by opportunity costs for both the primary care-taker and the bread-winner.
Neither prediction is upheld in either species.We propose that the surprising prevalence of under-signaling can be explained by the opportunity costs of aggressive signaling.
Logistically, the prevalence of bathhouse scenes in Japanese prints might be explained by the opportunity they afford artists to depict the human form while illustrating everyday life.
That can be explained by the greater opportunities for favoritism in bigger families, he said.
However, the greater difference between Swiss industrial and logistic clerks cannot be explained by different learning opportunities because they are taught in vocational schools with the same curriculum in the subject of E&S.
Attraction to urban areas could be explained by enhanced foraging opportunities (e.g. bird feeders), reduced predation risk or flexibility in habitat use by migrants in exploiting habitats not previously considered to be suitable [41].
Apart from measurement and reporting issues [ 32, 33], it could mainly be explained by higher exposure opportunities due to reasons such as psychological, family and social factors [ 32, 34, 35].
The increase in costs for inpatient treatment for hyperkinetic disorder may be explained by improved treatment opportunities, better treatment facilities with greater treatment capacities, new and effective treatment approaches, and increasing awareness of hyperkinetic disorder as a challenge to public health in Germany.
