Gross Domestic Product
GDP is the market value of final goods and services produced in an economy over a period — the size of the flow, not the wealth stock.
Definition
Gross Domestic Product refers to the size of the flow, not the wealth stock. Keep that definition fixed when comparing series, managers, or regimes — renaming the same tape does not create a new signal.
Why it matters
It frames the cyclical backdrop that equity, credit, and rates desks price into risk budgets. When the size of the flow, not the wealth stock shifts, related hedges, limits, and narratives usually need an explicit update rather than a quiet assumption.
Case
Suppose a desk is positioned for the opposite of what gross domestic product is saying. If the size of the flow, not the wealth stock moves against that book, the first question is not “is the story clever?” but whether size, hedges, and stop logic still match the observation.
How to read it
Read with revisions, survey soft data, and market-implied paths — prints without the revision cycle mislead. Prefer a short written null hypothesis for Gross Domestic Product: what would falsify the current reading in the next window?