Is trickle-down economics science or scam?

[Warpy]

8. Ever notice that they shut up within 6 months of an increase

and that none of them ever calls for a rollback (well, unless he's a libertarian and running for office, and then it's abolition, not t rollback)?

The truth is that all wage increases multiply as they go through the economy, something completely counterintuitive to the businessman who only sees dollars getting away from him in the beginning. Once the demand side gets a little stimulus, all business starts to improve, from the shoe store to the widget factory, beyond the money paid to the employees in a wage increase.

That's why places that raise the minimum wage have expanding businesses and low unemployment. Rising wages mean an improving economy.