Step 1 : Introduction to the question "Who was Jacob Marley's business partner?"
...Jacob Marley is a fictional character in Charles Dickens's classic "A Christmas Carol." Marley was a miserly businessman, surpassed only by his partner Ebenezer Scrooge. Marley appears as a ghost, one of three, that goes to Scrooge on Christmas Eve to convince the miserly businessman to change his ways while he still can. "A Christmas Carol" was first published in 1843 and remains one of the holiday's most beloved treasures. Source: Britannica.com