For many goods and services, such as cellular-phone service and debit-card transactions, the marginal price of the next unit of service depends on past usage. As a result, consumers who are inattentive to their past usage may be aware of contract terms and yet remain uncertain about the marginal price of the next unit. I develop a model of inattentive consumption, derive equilibrium pricing whe...

It is well known that postnatal maturation of the central nervous system is critically dependent on thyroid hormone levels (Thompson & Potter, 2000) and this might influence the neuromuscular system (Barakat-Walter et al., 2000). Previous neuroanatomical and biochemical investigations demonstrated that development of skeletal muscles including the masseter is affected by both neuronal and thyro...