Originally Posted by LO
15 per cent of the work is in the UK, right. So how much of that ends up as additional government tax revenue? Say one-quarter, so 3-4 per cent of the cost ends up in the government coffers. So your magic break-even occurs at 3400-4600 aircraft for the UK's 138-jet buy. That's what I call a long-term investment.
Actually the tax take is 39%,
List of countries by tax revenue as percentage of GDP - Wikipedia, the free encyclopedia
So 138 would equal 2400 aircraft, but only 48 aircraft are definitely going to be ordered, the 138 number is a 'long term investment'.
Is it 15% or 20%? as the Lift-fan is an expensive add on (as you said) and its 100% UK manufactured.
Originally Posted by LO
By the way, there is an economic fallacy here: The government might get better or equal returns spending the money another way.
Whats a better than aerospace jobs? I can't think of anything.