Last April, Australia's Productivity Commission considered the cost of bullying in a report on workplace safety.

VOA: special.2011.03.25

He was in his time extremely well known, a celebrity recognized on the street, and throughout his life, he was a man of extraordinary energy and productivity, in part because he was a very serious cocaine addict.

弗洛伊德在世时，远近闻名，是个家喻户晓的名人，纵观他的一生，他还是一个精力充沛的高产学者，部分原因是，他是个十足的瘾君子。

耶鲁公开课 - 心理学导论课程节选

"Just helping women farmers have the same access to inputs and control of resources that male farmers have would really do a lot in terms of improving agriculture productivity, reducing hunger and malnutrition."

VOA: special.2011.03.22

The World Health Organization estimates that malaria costs Africa an estimated $12 billion a year in health expenditures and lost productivity.

VOA: standard.2009.04.25

Workers generally spend about 90 minutes a week on the pool, and studies say that reduces productivity.

VOA: standard.2009.03.25

Nwanze says with more support, smallholder farmers can increase their productivity to produce a food surplus.

VOA: standard.2010.03.29

A study by the U.S.Centers for Disease Control reports that medical care and the loss of worker productivity averages about $3,000 annually for each smoker.

VOA: standard.2010.02.18

He says the economy is growing for the first time in a year, productivity is surging, companies are reporting profits and the stock market is showing gains.

VOA: standard.2009.12.04

And rural agri-businesses can mean a pathway out of poverty, There has been much controversy and opposition over the use of genetically modified crops as a means of boosting productivity.

VOA: standard.2010.03.29

But because of the numbers of employee deaths and the media attention they have attracted, critics say France Telecom's problems have emerged as a warning story about the downsides of valuing productivity and growth over employee well being.

VOA: standard.2010.04.11

Indeed,volatile food prices, population growth, low agricultural productivity and the potentially devastating effects of climate change make it a particularly daunting challenge. The IFAD president says over the past 30 years, agricultural productivity in developing countries has been stagnant or in decline. He blames it on years of under-investment.

VOA: standard.2010.03.29

So this is a timely opportunity to remind the world how agricultural biodiversity can improve productivity and nutrition,enhance livelihoods, respond to environmental challenges and deliver food security, Last July,the G8 summit in L'Aquila,Italy, issued a statement saying, There is an urgent need for decisive action to free humankind from hunger and poverty.

VOA: standard.2010.03.29