Parameter estimation techniques which fail to adjust for the interim analyses of group sequential test designs will introduce bias in much the same way that the repeated use of single sample ...

An institution has offered a $1 million prize to anyone who can solve a famous math problem that has puzzled mathematicians for more than a century. The Riemann hypothesis, first proposed by German ...

Don't miss out on the headlines from Science. Followed categories will be added to My News. The Riemann hypothesis, first proposed by German mathematician Bernhard Riemann in 1859, is considered to be ...

The permanent income hypothesis with rational expectation is restated, estimated, and tested by an instrumental variables technique on the postwar U.S. aggregate time-series data. The hypothesis is ...