Michael Jackson could have earned US$1.1 billion (NZ$1.9 billion) or more if he had performed a worldwide concert tour and created a Las Vegas show before his death, an accounting expert familiar with the singer’s earning potential told jurors. Arthur Erk, a certified public accountant who conducts royalty audits for musicians, told jurors that Jackson might have earned US$1.5 billion for the shows if he had charged higher ticket prices during later shows on the This Is It tour