Problem: At the level of the individual, there is a large literature, generally related to the work of Jacob Mincer, on how earnings are related to the schooling and other human capital. This work has motivated a large number of studies, but is also controversial. The chief controversies revolve around how to interpret the impact of schooling. Some students who have indicated a high potential for learning, by testing with a high intelligence quotient, may not achieve their full academic potential, due to financial difficulties.[citation needed]
Why do some kids achieve their full academic potential easily?
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Answer: unanswerable

Problem: The Somali Telecommunication Association (STA), a watchdog organization that oversees the policy development and regulatory framework of Somalia's ICT sector, reported in 2006 that there were over half a million users of internet services within the territory. There were also 22 established ISPs and 234 cyber cafes, with an annual growth rate of 15.6%.
When was STA founded?
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Answer: unanswerable

Problem: On December 20, 2005, the United States Court of Appeals for the Sixth Circuit ruled in the case of ACLU v. Mercer County that the continued display of the Ten Commandments as part of a larger display on American legal traditions in a Kentucky courthouse was allowed, because the purpose of the display (educating the public on American legal traditions) was secular in nature. In ruling on the Mount Soledad cross controversy on May 3, 2006, however, a federal judge ruled that the cross on public property on Mount Soledad must be removed.
What was not displayed in Kentucky courthouses?
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Answer:
unanswerable