The Texas Department of Transportation (TxDOT) says it needs to spend $9 million in taxpayer money to sell its vision of transportation policy to the public. Maybe if TxDOT pursued rational transportation policies, the public support would follow, and it could spend that $9 million building and maintaining roads. Here’s why Texans ought to be concerned. Borrowing carries a price tag. The Texas Constitution has traditionally eschewed deficit spending and required existing revenue to pay for existing spending. Now, the state wants to build most of its roads by borrowing, either publicly or by getting a private firm to agree...