A recent report from the Institute for Fiscal Studies (IFS) has challenged conventional wisdom on measuring social mobility in the UK, arguing that a sole focus on income ranks can obscure a more troubling picture of inequality. The study, titled 'Beyond Ranks: Inequality in the Measurement of Mobility', suggests that while individuals might maintain their relative position in the income hierarchy across generations, the actual financial distance between the rich and the poor is expanding significantly.
Traditionally, social mobility is often assessed by looking at how children's income ranks compare to their parents'. If a child from a low-income background moves up the income ladder relative to their parents' generation, this is seen as an improvement in mobility. However, the IFS report highlights that this metric fails to capture the growing absolute gap in income between those at the top and those at the bottom. For instance, if the income of the richest 10% grows much faster than that of the poorest 10%, a child moving from the 20th percentile to the 40th percentile might still find themselves considerably worse off in real terms compared to their wealthier peers, even with an 'upward' move in rank.
The research indicates that children from the poorest families in the UK are not only starting life further behind their wealthier counterparts but are also catching up less in absolute terms. This means that despite potential shifts in their relative standing, the real-world financial disadvantage they face is becoming more pronounced. This finding has significant implications for understanding the true extent of inequality and the challenges faced by those seeking to improve their living standards.
The IFS report underscores that policies aimed at fostering social mobility should not just target improvements in relative position but must also address the widening absolute income disparities. Without tackling the growing gaps in actual wealth and income, efforts to create a more equitable society may fall short, leaving many behind even if they appear to be moving up the 'ranks'.
This re-evaluation of how social mobility is measured offers a critical lens through which to view the effectiveness of current social and economic policies. It suggests that a more comprehensive approach, considering both relative and absolute income movements, is essential for a true understanding of progress towards a fairer society.