The trouble is that living standards are already dropping compared with other rich countries, so Japan feels poorer.

ECONOMIST: The future of Japan

The trouble is, his exchange's revenues and income were minuscule compared with those of the big banks that trade on it.

ECONOMIST: The people’s lawyer strikes again | The

Now, Kenya is one of the most densely populated countries in Africa with a relatively high population growth rate, and that makes for trouble in Kenya compared to Tanzania.

NPR: Tribalism and Stability in Kenya

People familiar with the situation said Apple has had trouble improving the display technology, in part because of the iPad screen's larger size compared with the iPhone.

WSJ: Apple's New iPad in Production