To insure that we have a balance budget, we need a cap on federal revenue such as % of GDP along with term limits.
One problem with any measures that might be taken, as the author recognizes, is that a judge can be found to overrule the voters and/or the legislature, at every level.
As long as government spending is added into GDP, any solution tied to it invites more spending.
Want more revenue, print and spend more money to make the GDP increase. Your economy is worthless but the numbers look good.