Just think of the government altering the supply side- I.e maybe they are putting in tighter immigration policies regarding skilled workers. This would to an extent slow down firm activity. They could also raise consumption taxes like the GST which would have a contractionary effect.
For me not particularly, but it’s all down to your subjects and your ability really. So it could be very hard or very easy for you or somewhere in between.
Most of the parametrics questions will get you to derive, if not usually they are given in the question. I can’t say I have seen many where you are expected to use another result without it being explicitly mentioned. The only thing I can think of is the condition for a focal chord, which is...
It's pretty straightforward but I can't seem to get it out. Thanks in advance.
Prove by induction that for all integers n≥1: (n+1)(n+2)...(2n-1)2n= 2^n [1x3x...x(2n-1)]