has this movie been adapted into a novel?
Yes, it was novelized by Todd Strasser.
Home Alone
"Home Alone" () was novelized by Todd Strasser and published by Scholastic in 1990 to coincide with the film. 
who paid for the vacation in home alone UNANSWERABLE is this a movie or a tele series? American comedy film who stars in it? Macaulay Culkin, Joe Pesci, Daniel Stern, John Heard, and Catherine O'Hara. which role is played by the first ? Kevin
wiki:19556025
Home Alone [SEP] Novelization
"Home Alone" () was novelized by Todd Strasser and published by Scholastic in 1990 to coincide with the film. On October 6, 2015, to celebrate the 25th anniversary of the movie, an illustrated book () by Kim Smith and Quirk Books was released.