American Heritage Dictionary
(9)
Century Dictionary
(4)
GNU Webster's 1913
(2)
WordNet
(4)
Elsewhere on the web
Any overt action will be counter-productive, and it will also not succeed in causing any damage to the terror infrastructure.— Opinion Source: Delivering summaries of editorial and op-ed pieces from major papers by email.
It made us feel useful, productive, and appreciated.— WordPress.com News
Another example would be a toy shop running a special "lunchtime craze" deal to try to increase sales during that time of day; advertising after the event is not very useful and may even be counter-productive, as it's disappointing for people to realize that the promotion hours are over.— AdWords API Blog
Then from San Francisco to Chicago to New York and home, I could access use my Wireless Wide Area PC card and be productive --- anywhere I have wireless coverage, anywhere I can make a phone call.— Wi-Fi Networking News
It promises to be the most non-productive, morale busting gathering ever.— Inside Music Media

Century Dictionary (1)
Bubble size: how much this word was used in a year
Bubble height: used more or less than expected, vs. all uses evenly distributed
You can expect to see this word about once a day.