Thus, it is assumed that outcomes that are being forecast do not differ systematically from the market equilibrium results.

No simple statement can be made summarizing typical differences in GNP between the country groups in figure 11.3, for example, because they differ systematically in spread as well as in level.

According to the expectations hypothesis (see Chapters 2 and 5), which assumes rational behaviour by risk-neutral investors, the futures price will not differ systematically from the realized spot price.

Other dialects and creole languages differ systematically from Standard English; their forms and phrases are not 'bad grammar'.

If the political attitudes of nonrespondents differ systematically from the opinions of those who respond (an idea social scientists debate, but something we can never really know), then the credibility of polls and pollsters declines precipitously.

"Cheating classrooms will systematically differ from other classrooms along a number of dimensions," he and his co-author, Brian Jacob of the Kennedy School of Government, wrote in "Catching Cheating Teachers."

Bowkers test for symmetry [ 14 ] was used to test the hypothesis that detectable expression from pig and human did not differ systematically.

Parents that choose to have only one child could differ systematically in their characteristics from parents who choose to have more than one child.

Within any socioeconomic group, African-Americans grow up in environments that differ systematically, in relevant ways, from those of European-Americans.

Evidence has been found that individuals systematically differ in their processing capacity.