Household spending is typically the largest component of economy activity. This article sets ot some ways of thinking about what shapes household consumption decisions and looks at New Zealand’s experience over the last decade or so – a period marked by rapid growth in asset prices and debt, and by big swings in economic performance. Large unexpected, but sustained, shifts in incomes appear to have been the biggest influence on total household consumption. Fiscal policy also appears to have played a role. It is less clear that the large increases in asset prices played a substantial role in influencing total household spending.