Sentence examples for trend variables from inspiring English sources

Regression coefficients for the BIC-selected trend variables, explaining a portion of the spatial variability in observed BWDO and BWHF, are provided in Table 1.

The reason for these differences in marginal effects is that Kadoda et al. [5] and Kamimura and Noda [11] do not include the enforcement of the HPL and trend variables in their empirical equations.

However, if I do not add the trend variables as independent variables in the empirical equations, these effects may be absorbed into the effects of cigarette prices and the enforcement of the HPL, which biases the estimators of the policies.

We caution that these trend variables may capture part of any effect of the mandates since some mandates coincided with the recession and a general decline in the unauthorized immigrant population.

One form has continued to use national panels that now incorporate geographic-specific trend variables as a means of controlling for heterogeneity in the underlying long-term growth prospects of low-wage employment (as well as other trends in teen employment).

The trend variables corresponding to years were not significant.

(Note that this is mathematically equivalent to including a linear time trend variable in the model).

They asked that we use the Nikkei as a kind of trend variable within our model.

Column (ii) shows the results when substituting the time-specific effects with a time trend variable.

The estimated coefficient on the time trend variable is positive and statistically significant at the 1% level.

The sign and significance of the trend variable do not change if we include a quadratic trend instead of a liner time trend.