There are frequent gender differences in availability, desirability, and feasibility of new relationships. Construal level is also related to desirability and feasibility concerns in decision-making. Musical abilities were a prime consideration in marriage desirability. Consequently, measures of social desirability confound true differences with social-desirability bias. Digman suggests that Alpha may represent a social desirability factor. In essence, a visual designer must aim for maximum usability combined with maximum desirability. Advertising controlled sale quotas by increasing the desirability of surplus sub-standard goods. In short, it is a deviation from intention, expectation or desirability. There is an ongoing debate in the legal literature regarding the desirability of specific performance. This scale is not contaminated with social desirability biases. There are many ways to generate electricity, of varying costs, efficiency and ecological desirability. Several strategies exist to limit the effect of social desirability bias. Theorists have diverged over the desirability of increased absoluteness. Therefore, latent demand is nothing but the gap between desirability and availability. Widiger criticized the NEO for not controlling for social desirability bias.