The decision to pay students to take tests could bolster the complaints of parents of younger children who still must work on trial questions without compensation.

WSJ: Test Maker Pays New York State Students to Take a Trial Exam

Earlier this week, a senior Russian space official was quoted by a news agency as saying that delays to the schedule of US shuttle launches to the space station were resulting in extra work for Russian rocket crews without financial compensation.

BBC: Space shuttle touches down safely