Yes, there might be. Some authors are inspired by real - life situations like that of a kept woman to write books. However, not all such stories are widely known or easily accessible.
Yes, it might be. There are many books titled 'Kept Woman' and some could potentially be based on true stories. However, without more specific information about which 'Kept Woman' book is being referred to, it's hard to be certain.
One common theme is the power imbalance. In such stories, there is often a significant gap in economic and social power between the woman and the person or people 'keeping' her. For example, she may be dependent on a wealthy man for her livelihood and social standing.
One such book could be 'The Great Gatsby'. Although not strictly about a 'kept woman' in the most traditional sense, Daisy Buchanan is in a way a woman maintained in a certain lifestyle by her wealthy husband. The story is set in the Jazz Age and is based on the real social situations and class divides of the time.
It's tricky. 'Kept Woman' could be based on a real situation, but it might also be a completely fictional creation. Without more information, it's difficult to know for certain.