Using very long hours as a proxy for working conditions allows for broader coverage of countries and workforce, e.g. self-employed, formal and informal employment30. The available data indicate a strong positive correlation between job strain and very long hours across a broad group of countries where both measures could be constructed31. Table 4 summarizes the main indicators and sub-indicators of the OECD Job Quality Framework that will be included in the new OECD database on job quality.