The government has been gathering data about household outgoings for six decades. It tracks social and structural changes over those times, says the ONS' Joanna Bulman.
Why do economies go into recession, and what should policymakers do? How do governments use money to influence the economy?
Over the past century governments have used a variety of strategies to avoid economic instability, and the current economic crisis has been handled very differently from the Great Depression, the last comparable global downturn. Getting the balance right - between government spending and taxation, low inflation and low unemployment, low interest rates for borrowers and rewards for savers - is difficult in practice, and the subject of ongoing debate in economic theory.
Is it better to save or to spend? According to Keynes, if you don't spend, you're going to make the economy even worse. This animations explains more in just one-minute.
Our increasingly virtualised world has seen music switch from physical formats to digital downloads. Should money also go digital - and if it does, would it necessarily be for the best?