ECON 649 Economics Analysis - Worksheet 2 - Scarcity & Work Choice questions with answers. Get case study answers to questions in ECON 649 from Economics Assignment Experts Online for Economics Assignment Research Paper courses topics and Assignment Writing Services in Australia, UK and USA. A: ECONOMIC MODELS (12MARKS) 1).  The following is a map of Macquarie University. Models omit unimportant details. Maps also ignore many aspects of reality (or details). State two details in the map of Macquarie University thatare omit... More