Taxation increases the cost of doing business.

Repealing one or more taxes reduces the cost of doing business.

Reducing the cost of doing business reduces what amounts to economic induced drag. Creation of wealth proceeds more efficiently.

Government is really only capable of keeping order, which while conducive to profit is not in itself profitable.

Small government, and government that needs least to govern, need not siphon off a great deal of wealth to sustain its operation.

Is there anything I've missed?

Overseas military fiascos are expensive?

Having your potential enemies buy your bonds to help pay for the military fiasco?