Master IB Economics SL. Succeed in your IB Exams. In this course, you will learn the full IB Economics SL syllabus, master exam strategy, practice IB questions and watch worked solutions. The course is structured by syllabus topic, with practice questions integrated within subtopics. The total time to complete this course is 16 Hours 30 Mins which includes 9 Hours 15 Mins of recorded content and 7 Hours 15 Mins for answering practice questions, distributed across topics.