At the beginning of this year, many Americans opened their paychecks to find that their take-home pay was suddenly less than it had been the previous month. The payroll tax cut had expired, resulting in the average American worker owing an additional $700 in payroll taxes this year compared to last. For a two-parent household, that’s $1,400 less with which to pay the bills, put food on the table, and fill up the gas tank. But it’s far from the only added expense straining family budgets. Oil prices, in particular, have skyrocketed over the past decade, imposing higher direct and...