Proximity and close economic links put Canada on the front line in thinking through the effects of the US Tax Cuts and Jobs Act (TCJA). This article reviews the main channels by which the business tax provisions of the TCJA might affect Canada, and possible responses

The established theory of tax progressivity cannot handle basic tax reform questions, such as whether an increase in personal allowances makes the tax system more progressive, because the core results assume that tax liability is never zero. This paper generalises the core theory to allow for...

This paper sets out a framework for analyzing optimal interventions by a tax administration, one that parallels and can be closely integrated with established frameworks for thinking about optimal tax policy. At its heart is a summary measure of the impact of administrative interventions--the...

This paper sets out a framework for analyzing optimal interventions by a tax administration, one that parallels and can be closely integrated with established frameworks for thinking about optimal tax policy. At its heart is a summary measure of the impact of administrative interventions—the...

This paper explores aspects of the optimal design of tax/transfer schemes that involve elements of both 'tagging' (the use of categorical benefits) and 'means-testing' (income-relation of benefits). Simulations suggest a striking qualitative dissimilarity between the group-specific schedules...

The international exchange of tax information, and its merits compared to withholding taxes, is the central topic in current debates in international tax policy. The purpose of this paper is to characterize and compare the tax regimes that emerge with and without information exchange, under the...

A major constraint on trade liberalization in many countries is the prospective loss of government revenue. Recent results, however, have established a simple and appealing strategy for overcoming this difficulty, whilst still realizing the efficiency gains from liberalization, in small,...

Russia dramatically reduced its higher rates of personal income tax (PIT) in 2001 establishing a single marginal rate at the low level of 13 percent. In the following year, real revenue from the PIT actually increased by about 26 percent. This 'flat tax' experience has attracted much attention...