So here is the report:

https://cebr.com/wp-content/uploads/2023/12/WELT-2024.pdf

I have checked the sections for the UK and Germany to understand the methods and assumptions.

There is practically nothing in there as to how and why they reach their projections and what makes them believe to have reliability for the next 14 years… And in the introduction there is mention of some trends, but no notion as to why they derive any quantitative assumptions out of it.

https://jewishcurrents.org/the-strange-logic-of-germanys-antisemitism-bureaucrats

If you are an anti-zionist Jew in Germany you’ll face a brunt of repressions. German “anti antisemitism” comissioners even go as far as calling anti-zionist Jews “allegedly jewish”, thereby deciding who are “good” and “bad” Jews.