The CalcFi Index

One chart that matters, every Tuesday.

Written by Jere SalmistoReviewed by CalcFi EditorialLast verified:

The CalcFi Index is a weekly read on the numbers behind the headlines. Each Tuesday at 10am ET you get one chart, one number that surprises us, and one plain-English interpretation you can actually act on.

Built from public Federal Reserve, BLS, Treasury, and Census data. No opinions, no products, no hot takes. Just the math.

Email-only. Unsubscribe in any issue. Stays in our database for sending. Never sold.

Built from BLS, Federal Reserve, Treasury, and Census public data. Never sold.

What you get every Tuesday:

  • Market deltas: what moved in the numbers you actually use
  • One number that surprised us, with its primary source linked
  • A plain-English interpretation: what it means, what it doesn't
  • Your active watcher status, if you've pinned any decisions