The Inequality Debate, An Introduction. Max Rashbrooke Just as concentrated wealth can affect everyone, concentrations of hardship and suffering make us all worse off. The divide between New Zealand's poorest and wealthiest inhabitants has widened alarmingly over recent decades. Differences in income have grown faster than in most other developed countries. Drawn from the larger work Inequality: A New Zealand Crisis, Max Rashbrooke's succinct introduction to these changes in our society is essential reading.