Politique budgetaire de laffer

Service Public Fédéral FINANCES - BELGIQUE ■ BULLETIN DE DOCUMENTATION ■ 68ème année, n° 3, 3ème trimestre 2008

■ ■ ■ Politique fiscale et positionnement des Etats dans une économie globaliséeChristian VALENDUC Conseiller général des Finances, maître de Conférences à l’UCL et aux FUCAM

A B S T R A C T■


n this paper we discuss how globalisation affects tax policysetting. The is a general consensus that the removal of non tax barriers, the increase of FDI flows and other components of globalisation have resulted in increased tax competition. A distinction hashowever to be made between the usual form of tax competition, by which governments try to attract mobile tax bases by lowering taxes, and yardstick competition or tax mimicking. The country reviews thatare conducted by international organisation and, more formally, the open coordination method in the EU give a strong impetus to governments to consider developments in other countries and (un)formalsupranational guidelines when they make their decision on tax policies. Governments are more and more inclined to position themselves in an attractive way. We concentrate on how this process hasaffected direct taxes. Countries used to rely on preferential tax regimes targeted to mobile activities to position themselves, until the EU and OECD codes of conduct put an end to such a strategy thatwas considered as harmful tax competition. Now that those regimes have been rolled back, competition on rates has increased but this does not seem to result in revenue loss. Part of the explanationof the revenue paradox comes from base broadening and in an increase of the size of the corporate sector. These processes are not open-ended and further tax cuts might be more difficult to befinanced. On the personal income tax side, flat taxes have been widely used by countries from Central and Eastern Europe to position themselves in an attractive way. Their merits seem however to be widely...
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