The IRS provides more information about this in IRS Publication 542, Corporations. Self Employment Tax. Self-employment tax is social security and Medicare tax for people who are self-employed. This tax applies to those who are sole proprietors with a net profit of $400 or more during the year.
The Mekong River originates at the Lasagongma Spring. The spring is located in the high plateaus of Tibet. It is estimated to be 4,350 kilometers long. 1 person found this useful.
Introduction. The Mekong River Basin is home to more species of massive fish than any river on Earth. It is also the most productive fishery in the world, generating $1.7 billion each year in revenue from the thousands of fish farms along it's banks.n addition to Thailand's native fish species, there have been many introduced species especially from the Amazon region. Although most introduced species still reside purely in commercial waters, in 2009 a 100kg Arapaima was captured form a tributary of the Mekong River.