Cause. Hives can also be classified by the purported causative agent. Many different substances in the environment may cause hives, including medications, food and physical agents. In perhaps more than 50% of people with chronic hives of unknown cause, it is due to an autoimmune reaction. Medications
The average American pays almost 30% of their income to taxes. Here's the breakdown. According to the IRS's preliminary data from the 2015 tax year (the returns you filed during 2016), there was a total of $1.454 trillion in income tax owed, which translates to an average effective federal income tax rate of about 13.5% per return.
The average local sales tax rate is an additional 1.3%. Nebraska's state and local governments collect $1021 per person in general sales taxes and $323 per person in excise taxes, for a combined figure of $1344, which ranks 19th lowest nationally.hat rate ranks 16th highest among states levying a corporate income tax. Nebraska's state and local corporate income tax collections per person were $127 in 2012 which ranked 24th highest nationally.