We've already tried budgeting Trump's way and it was a huge failure

Boost defense spending, leave entitlements as they are, cut marginal programs, and give the rich a tax cut — that's the basic gist of Trump's budget.
We've seen this before, and it didn't work the last time.
In 1980 the US was in an economic mire — a heady mix of slow growth and inflation we know today as "stagflation."
The newly elected Reagan administration believed that the way to fix this was through supply-side economics: lowering taxes to spur growth while cutting the size and