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 tax rates at local and state level will vary and its harder to find data for those rates applied to a median or specific income range. For a family of four with earned income of $60,000 you can expect a federal tax bill of $2,573.The deduction and exemptions are $10,700 and $13,600 so your taxable income is $35,700. The federal tax rate for married filing jointly on that is $4,573.otal tax rate for a 'typical' family. I've seen some people overstate their tax bill. People are frequently confused between their top marginal rate and their overall tax burden. If you are in the 25% tax bracket that does NOT mean that 25% of your income goes to the IRS.