1.
An Inquiry into the Nature and Causes of the Wealth of States: How Taxes, Energy, and Worker...
by Arthur B. Laffer, Stephen M...
ISBN: 9781118921227
List Price: $29.95
2.
How Money Walks : How $2 Trillion Moved Between the States, and Why It Matters
by Brown, Travis H., Laffer, A...
ISBN: 9780988740105
List Price: $14.99