You assume everything is a straight line rather than a temporary setback. Did the Great Recession, thankyou Dubya, continue on to a Depression? Thankfully a Dem president didn't let that happen.
The size of the economies in the cites and states you rip generate the GDP that is taxed and redistributed to your state in particular. Red State America couldn't exist without blue state America's tax redistribution.
How many times do you need to read this before it sinks in?
Most Federally Dependent States Overall Rank* State Total Score State Residents’ Dependency Rank State Government’s Dependency Rank 1 Alaska 89.52 4 1 2 New Mexico 76.70 1 7 3 Kentucky 71.28 5 8 4 West Virginia 64.82 3 12 5 Mississippi 63.39 7 9 6 North Dakota 61.64 2 23