promote
Definitions
verb
To raise (someone) to a more important, responsible, or remunerative job or rank.
He promoted his clerk to office manager.
To advocate or urge on behalf of (something or someone); to attempt to popularize or sell by means of advertising or publicity.
They promoted the abolition of daylight saving time.
They promoted the new film with giant billboards.
To encourage, urge or incite.
so that finding myself on the point of going, and loath to leave the tender partner of my joys behind me, I employed all the forwarding motions and arts my experience suggested to me, to promote his keeping me company to our journey's end.
It appears that Le Guin is promoting a sort of self-critique on her own ideology. Interestingly, although the story does give such an impression, the problematic characteristics of the Anarresti society are far more severe than economic scarcities or isolation.
To elevate to a higher league.
At the end of the season, three teams are promoted to the Premier League.
To increase the activity of (a catalyst) by changing its surface structure.