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If you’re looking for quality case interview cases, this Strategy& Market Sizing case is a good place to start.

Case Study Prompt

You are visiting a client who sells golf balls in the United States. Having had no time to do background research, you sit on the plane wondering – what is the annual market size for golf balls in the United States? Your plane lands in fifteen minutes.

Case Overview

In this back-of-the-envelope case, you need to size the market for golf balls sold in the US each year. There are 2 ways to approach Market Sizing questions: a top-down or bottom-up approach. It’s your job to determine which will be most effective for you to solve the case.

We recommend following these 4 steps:

  1. Structure your approach
  2. Make assumptions
  3. Do the calculations
  4. Get to an insight

Market Sizing questions are the most basic form of case interview cases. If you want to land an offer, you should be able to do these in your sleep. Keep practicing if you are not there yet.

Strategy& Interview Tips

Strategy& looks for creativity and problem solving skills in its case interview candidates.

Don’t be afraid to think outside-the-box in order to find solutions to the problems you face.

Bonus tip: to make the most of your practice time, look to find 1 area for improvement.

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