As the son of Mexican immigrants, Ruben Barrales realizes his heritage helps him do his job and break down barriers. 
ROME — The leaders of Italy and Greece are insisting on the "absolute need" to preserve the eurozone, as Greek politicians struggle to put together an austerity package critical to the country's financial survival. 
We asked William J. Edwards, executive vice president and CFO of Kyocera International Inc. — the headquarters and holding company for six Kyocera enterprises in North America — about the challenges of doing business internationally in today’s economy. 