1.   The coefficient of diversification used in the above analysis reintroduces the concept of security selection for portfolios.

2.   Just reintroducing the concept of hope is a monumental task.

3.   Newt Gingrich says we need to reintroduce the concept of shame into the national psyche, thus discouraging the kind of moral vacuity that produces crime and illegitimacy.

4.   The image of chain gangs has taken a beating since since the concept was reintroduced to American society with great ceremony in Alabama a year ago.