[tpm]

only there are several studies like this: "These estimates suggest that by 2025, Brexit had reduced UK GDP by 6% to 8%" https://www.nber.org/papers/w34459

[mike_hearn]

If you read them carefully, you'll find no such studies are using a valid methodology. It's not a hard question to answer either, just compare like with like.

[tpm]

If there are no valid studies, you can't say Britain didn't suffer any economic damage from leaving the EU, because you can't possibly know that.

[mike_hearn]

Only if you accept the strange premise that nothing is knowable unless some academic formats it in a PDF?

It's easy to find things out without needing a study. Just look at the data yourself. It's not telling a complex story.