"efforts at work" is correct and usable in written English.
You can use it to refer to the dedicated or diligent efforts an individual or group puts in to complete tasks or achieve goals related to work. For example: "John's efforts at work have really paid off; he was recently promoted to a senior position."
People are not being fairly rewarded for their efforts at work.
And it reflected the intense lobbying efforts at work from all sides, as Congress and the administration consider ways to prevent another drilling disaster off the nation's coasts.
Not just literally (the money; Marie stealing his furniture) but his responsibilities, too: Megan is paid off; his efforts at work being lackadaisical at best, his children being in happy ish) family home, he's a man without bounds, and nothing to tie him down, as that wonderful final scene in his empty apartment suggested.
The co- trend is actually two trends commingled: There's the trend toward people deliberately combining their efforts at work, at home and online; and there's the related trend of pointing it out in the words that are used.
The focus of the effort-reward imbalance model is put on contractual non-reciprocity where high efforts at work are not met by adequate rewards in terms of money, esteem, promotion prospects and job security.
She also said his efforts at "working to bring people together, here at home and around the world, is one that should be remembered".
Again, if Obama benefits from his 'bromance' with GOP keynoter Christie, perhaps it's because of a career of seeking to bring both sides together -- from his presidency of the Harvard Law Review, to his own famously conciliatory 2004 keynote address, to earlier efforts at working with congressional Republicans that earned him scorn until he shifted after the debt-ceiling fiasco.
Federer, who was seeded No. 1, makes the difficult shot look easy, but it is impossible not to sense the tremendous effort at work in Roddick's game as he explodes into his serve and forehand.
Or in a year in which the longtime star for the Red Sox is now playing shortstop at Wrigley Field and the manager who became a scapegoat in Boston has been hired as an adviser for the Cubs, is there some kind of collaborative effort at work to outwit the cosmos?
A sample item is "I spend a lot of time and effort at work networking with others".
Consider a scenario in which an ambitious young man aims high in career development and spares no effort at work to get a promotion.
