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Research leading to Darwin's theory of evolution. Route. The second voyage of HMS Beagle, from 27 December 1831 to 2 October 1836, was the second survey expedition of HMS Beagle, made under her newest commander, Robert FitzRoy. (During Beagle's first voyage, Captain Pringle Stokes had died by suicide.
v. t. e. Marginalism is a theory of economics that attempts to explain the discrepancy in the value of goods and services by reference to their secondary, or marginal, utility. It states that the reason why the price of diamonds is higher than that of water, for example, owes to the greater additional satisfaction of the diamonds over the water.
Location theory addresses the questions of what economic activities are located where and why. Location theory rests — like microeconomic theory generally — on the assumption that agents act in their own self-interest. Thus firms choose locations that maximize their profits and individuals choose locations, that maximize their utility.
v. t. e. The Theory of Communicative Action ( German: Theorie des kommunikativen Handelns) is a two-volume 1981 book by the philosopher Jürgen Habermas, in which the author continues his project of finding a way to ground "the social sciences in a theory of language", [1] which had been set out in On the Logic of the Social Sciences (1967).
The evolution of human intelligence is closely tied to the evolution of the human brain and to the origin of language. The timeline of human evolution spans approximately seven million years, [1] from the separation of the genus Pan until the emergence of behavioral modernity by 50,000 years ago. The first three million years of this timeline ...
Life history theory. Life history theory ( LHT) is an analytical framework [1] designed to study the diversity of life history strategies used by different organisms throughout the world, as well as the causes and results of the variation in their life cycles. [2] It is a theory of biological evolution that seeks to explain aspects of organisms ...
v. t. e. The theoretical foundations of evolutionary psychology are the general and specific scientific theories that explain the ultimate origins of psychological traits in terms of evolution. These theories originated with Charles Darwin 's work, including his speculations about the evolutionary origins of social instincts in humans.
Opportunity cost is also often defined, more specifically, as the highest-value opportunity forgone. So let's say you could have become a brain surgeon, earning $250,000 per year, instead of a ...