• When it comes to the company Zappos .....: What is the firm's production function, i.e., the way in which it combines inputs to produce output? What are the inputs to production? Is this the best production method for the firm? How are the firms costs (fixed and variable) structured? Does the firm experience economies of scale or scope?
• Put your analysis of the revenue side and cost side together to explain why the firm is profitable (or not).