Until now, only low or middle-level officials have been prosecuted for war atrocities.

NPR: Prison For Ex-Dictator Soothes Guatemala

"Fewer lenders will be willing to make loans at campuses that have a disproportionate number of low- or middle-class families, " Joyce said.

NPR: Student Loan Industry Moves to Keep Subsidies

The study authors note that the majority of people flying out of Guinea, Liberia and Sierra Leone are traveling to other low- or middle-income countries.

CNN: Up to three Ebola-infected travelers might fly each month

They are imposing a 1% pay norm essentially across the board, making no account if you are low paid, middle paid or higher paid.

BBC: Labour conference: Miliband defends Cameron tax claims

This area could be called the dangerous or murky middle: neither the high end, nor the low end.

FORBES: RIM's Problem: BlackBerrys 'Stuck In The Middle', Says Analyst

The new system of auto-enrolment, which started last autumn, will eventually see several million low and middle-income workers automatically recruited into new or existing DC schemes, where either the employer schemes did not exist before, or where the employees had decided not to join.

BBC: Pension scheme closures speed up

Expect to see it on a low-end CDMA carrier (like Virgin Mobile or Cricket) near the middle of the year.

ENGADGET: Kyocera Zio M6000 hands-on: you get what pay for Hands-on

In a May survey by Senn Delaney, Dynegy executives and middle managers scored low on questions such as whether they felt valued, proud to work there or committed to the company's future.

WSJ: Can a New Culture Fix Troubled Companies?