To add to your list, Federal Spending represents 23% of GDP. If you cut Federal Spending you cut GDP. And if you take just a sliver of any of that spending and think about it critically, you can imagine the ripple effects it will cause.
Cutting funding for biotech results in loss of jobs and loss of patent filing. Loss of patent filing means loss of people needed for filing patents. On and on. It doesn't take a rocket scientist to figure this out (some pun intended).
Not really since their plan is to cut taxes too. It shifts spending to individuals rather than cutting GDP, though there are always costs associated with such a transition.
Those tax cuts will heavily favor the wealthy. So I guess it depends on your belief in whether trickle down economics works.
Additionally, the Federal Government is the largest employer in the country. If you both lay off a significant portion of that workforce and cut things like unemployment and other social programs, you are going to have significant increase in unemployment unless there is somehow new jobs for everyone. Add inflation to the mix due to tariffs and a perfect storm of economic despair is on the horizon.
Cutting funding for biotech results in loss of jobs and loss of patent filing. Loss of patent filing means loss of people needed for filing patents. On and on. It doesn't take a rocket scientist to figure this out (some pun intended).