size effect
61Penn effect — The Penn effect is the economic finding that real income ratios between high and low income countries are systematically exaggerated by GDP conversion at market exchange rates. It has been a consistent econometric result for at least fifty years …
62Iron pipe size — (IPS) is an old system still used by some industries, including major PVC pipe manufacturers, and legacy drawings and equipment.The iron pipe size standard was initiated in [1801 1810] and remained in effect until after World War II. The IPS… …
63Effective population size — In population genetics, the concept of effective population size N e was introduced by the American geneticist Sewall Wright, who wrote two landmark papers on it (Wright 1931, 1938). He defined it as the number of breeding individuals in an… …
64Sample size determination — is the act of choosing the number of observations to include in a statistical sample. The sample size is an important feature of any empirical study in which the goal is to make inferences about a population from a sample. In practice, the sample …
65Super Size Me — Theatrical release poster Directed by Morgan Spurlock Produced by …
66Tyndall effect — The Tyndall effect is an effect of light scattering by colloidal particles or particles in suspension. It is named after the 19th century Irish scientist John Tyndall. It is similar to Rayleigh scattering, in that the intensity of the scattered… …
67Ringelmann effect — The Ringelmann effect refers to a combination of social loafing and coordination losses. Coordination loss refers to the lack of simultaneity of effort in groups, which interferes with efficiently combining individual inputs. French agricultural… …
68Group size measures — A group acts as a social environment of individuals: Great Woodswallows. Many animals, including humans, tend to live in groups, herds, flocks, bands, packs, shoals, or colonies (hereafter: groups) of conspecific individuals. The size of these… …
69Hanbury Brown and Twiss effect — The Hanbury Brown and Twiss effect (HBT) is any of a variety of correlation and anti correlation effects in the intensities received by two detectors from a beam of particles. HBT effects can generally be attributed to the dual wave particle… …
70Bullwhip effect — The Bullwhip Effect (or Whiplash Effect ) is an observed phenomenon in forecast driven distribution channels. The concept has its roots in J Forrester s Industrial Dynamics (1961) and thus it is also known as the Forrester Effect . Since the… …
