We show that formats used by retailers to organize assortments into subcategories can enhance or encumber consumers’ learning and satisfaction. For more knowledgeable consumers, unexpected subcategory formats provide a newness cue, thereby increasing effort, learning and satisfaction with the...

This paper provides evidence on the sources of the persisting mathematics test score gap between boys and girls. In particular, we investigate the role of the share of female mathematics teachers in secondary school and of pupils self-confidence and extrinsic motivation in mathematics. We find...

This research focuses to develop some new techniques on statistical learning including methodology, computation and application. We also developed statistical quantification in nanomaterials. For a large number of random variables with temporal or spatial structures, we proposed shrink estimates...

This paper investigates the extent to which test performance is affected by shocks to non-cognitive skills. 440 students took a low stakes mathematics test. About half of them were exposed to positive affirmation while being given test instructions, whereas the other half served as controls. The...