Several studies have examined this issue and have tried to find an answer. There are basically a couple of reasons to explain the situation. First, the Canadian market is relatively small. A small innovation company can only count on a market 10 times smaller, or even more than 10 times smaller, than the United States, for example. That's one of the reasons.
Companies that are able to export or that immediately focus on exporting a new technology in their strategy might not face this problem. Unfortunately, many companies are not able to do so.