Government employees can enjoy luxurious overseas business trips on the taxpayer’s dime thanks to generous foreign per diem rates established by the State Department. Per diem rates include the cost of lodging, meals and incidental expenses that the government is willing to give civilian federal employees for their official foreign travel. The rates are meant to cover lodging at “adequate, suitable and moderately-priced facilities” and meals at “facilities typically used by employees at that location,” according to the State Department's office of allowances. All federal employees traveling to foreign countries on official business can get reimbursements from the government at...