an effort
Examples
My work on human capital began with an effort to calculate both private and social rates of return to men, women, blacks, and other groups from investments in different levels of education.
I often look at women who wear great jeans and high heels and nice little T-shirts wandering around the city and I think, I should make more of an effort. I should look like that. But then I think, They can't be happy in those heels.
In most communities it is illegal to cry 'fire' in a crowded assembly. Should it not be considered serious international misconduct to manufacture a general war scare in an effort to achieve local political aims?
A man is an artist only at certain moments, by an effort of will. Objects have the same appearance for everybody.
Folks spend their health to acquire wealth and later spend their wealth in an effort to regain their health.
Folks spend their health to acquire wealth and later spend their wealth in an effort to regain their health.