摘要:This paper outlines tax policy details from 26 OECD countries between 1980 and 2006 and provides a summary quantitative measures of their relative generosity. Separate measures for the after-tax cost of labour, other current expenditure, machinery equipment and buildings and structures are presented and also a measure of tax policy applicable to multinational subsidiaries undertaking R&D on behalf of the parent firm. The purpose of this working paper is to make this data available for other researchers.