Children's books are a 'growth area' [=an area of business that is becoming larger and more successful] in the publishing industry.
Children's publishing is a 'growth industry'. [=a business that is becoming larger and more successful]
The company has limited 'growth potential'. [=the company is not likely to grow much larger]
(..) Idealist, huh? Well, there's an answer to that too. - I don't want to know. - Yes, you do. MAN: No, we are showing very healthy growth in these sectors. I don't think Thomas Wayne would have viewed heavy-arms manufacture... ...as a suitable cornerstone for our business. (..)2005 Batman Begins