Thatâs about an average monthâs salary in China, according to this data from 2012, or three months of a bus driverâs monthly salary, according to another source. In other words, buying an iPhone for your average Chinese citizen would be much like buying a cheapish second-hand car for $5,000 to $10,000 in the U.S.
States choose whether they want to hold primaries or caucuses. Most states hold primaries but states like Iowa, Louisiana, Minnesota and Maine use the caucus system.
The primary system also allows for absentee or early voting, while caucuses do not. The term covers a few different kinds of elections, though they all have ballots. While caucuses tend to be split between open and closed, there are several different kinds of primaries.