No Structure Before Its Time

Drink No Wine Before Its Time

We consider the impact of taxes on the quantity and quality produced of goods, such as wine, for which market value accrues with age. Any pair of taxes that includes a volumetric sales tax and any one of three other types of tax – an ad valorem sales tax, an ad valorem storage tax, or a volumetric storage tax – spans the quality/revenue space and can support an optimal tax system. Provided soci...

Old before its time: HIPAA and e-health policy.

No time for waiting: Statistical structure reflects subjective complexity.

No crystal structure? No problem

No crystal structure? No problem I t’s hard for crystallographers to determine the structures of all the macromolecular assemblies that cell biologists want to get a close look at. But researchers can piece together precise molecular structures by considering other readily available data, Fernandez-Martinez et al. suggest. Their new work builds on their previous fi ndings that highlighted the v...

No time to worry: the relationship between worry, time structure, and time management

This study investigated the relationship between worry and time use among 130 undergraduate students. Participants were administered the Student Worry Scale (Davey et al., 1992), the Time Structure Questionnaire (Bond & Feather, 1988), and the Time Management Behavior Scale (Macan et al., 1990). Total TSQ scores and three of its factors (sense of purpose, present orientation, and persistence) w...