games, focus groups with parents and children, a survey with parents, and behavioural experiments on advergames and in … parents play an important role in mediating their children’s online behaviour, parents are often not fully aware of the risks … children are exposed to increasingly sophisticated marketing techniques online which are often outside the purview of existing …

We analytically and quantitatively examine a prominent justification forcapital income taxation: goods preferred by … of income and consumption and find that, when ability ispositively related to a preference for a good, optimal marginal … commoditytaxes on this good may be regressive: i.e., declining with income. We derivean analytical expression for optimal commodity …

We analytically and quantitatively examine a prominent justi…cation for capital income taxation: goodspreferred by … functions of income and consumption and …nd that, when ability is positivelyrelated to a preference for a good, optimal marginal … commodity taxes on this good may be regressive: i.e.,declining with income. We derive an analytical expression for optimal …