Did you know that when you ship a package through Federal Express, the U.S. Postal Service often carries it the last mile? Last year, the Postal Service delivered 1.4 billion packages for FedEx and UPS. In fact, it delivers the last mile for almost a third of FedEx packages. The 618,000 Postal Service workers also delivered nearly 66 billion pieces of first-class mail — that’s more than 100,000 pieces per carrier.

One hundred and two years ago today, Wyoming became the final state to ratify the 16th Amendment, giving Congress the constitutional authority to establish a federal income tax. Later that year, Congress used that authority to establish the modern income tax system.

The wealthiest one percent of households – those with an annual income of at least $419,000 a year – pay half the tax rate of households earning less than $18,000, a new report by the Institute on Taxation and Economic Policy (ITEP) shows. Who Pays? A Distributional Analysis of the Tax Systems in All 50 States, which examines tax rates at the state and local levels, concludes: the lower one’s income, the higher one’s overall effective (actual) state and local tax rate.

On Jan. 13, Rep. Lloyd Doggett (D-TX) and Sen. Sheldon Whitehouse (D-RI) introduced the Stop Tax Haven Abuse Act. The bill would eliminate incentives for U.S. companies to shift jobs overseas, close offshore loopholes to ensure corporations are paying their fair share in taxes, and change rules on corporate inversions.