Ockam's razor

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Oc·kam's ra·zor

(ok'ămz rā'zŏr)
The principle of scientific parsimony. William of Ockam (14th century philosopher) stated it thus: "The assumptions introduced to explain a thing must not be multiplied beyond necessity."
References in periodicals archive ?
This rule is known as "Ockam's Razor" and has two active components, simplicity and usefulness.
A standard rebuttal to Ockam's Razor is that for any social or scientific issue there is always an explanation that is simple, brief, attractive and wrong.
Provided that the conclusions obtained are "useful," an advocate of Ockam's Razor would instinctively favor the economic approach over the holistic by virtue of its simplicity and its absence of interfering and unnecessary noise.