>>63874508 (OP)
a) they wouldn't benefit from most of the advantages it woffers as much as the US or other global players
b) AWACS isn't a priority in until very currently very tight budgets
c) within NATO the US provides a lot of AWACS, command and control, satellite and other intelligence capacities so building out your own capacity is kind of spending twice to end up with less than twice the capacity
d) it isn't interesting for industry because of the aforementioned reasons the US has a better product it could start selling if they felt like Europe needs it and they can be trusted with it