Thisbis done, of course. Risk with securing long-term prices so is that those prices might be higher than short term ones for the same future period. So usually, admittedly it is a while I did raw material procurement and aerospace is different, you use a combination of both.
You can still get squeezed so either way. But that has close to nothing to do with JIT, JIT just concerns the delivery bit (over simplified of course).
You can still get squeezed so either way. But that has close to nothing to do with JIT, JIT just concerns the delivery bit (over simplified of course).