In the US, the University of Michigan survey; in Australia, the Westpac-Melbourne Institute index. Questions cover finances now and a year ahead, and whether it is a good time to buy major items.
Michigan also asks households what inflation they expect, a measure central banks watch.
Why it matters
Spending is most of the economy, and confidence shapes it at the margin. Sentiment is also driven by petrol prices and politics, so it can fall without spending following.
See the data: US consumer sentiment.
General information, not advice.