The increase in the purchasing power of the US dollar relative to the Canadian is surely having an impact here, particularly the large increase over the past year, from 1.12 to 1.39.<p>In the 90s, when Canada&#x27;s currency was low, there was similar talk of brain drain amongst highly educated professionals.<p>USD to CAD chart for the past five years: <a href="http:&#x2F;&#x2F;www.xe.com&#x2F;currencycharts&#x2F;?from=USD&amp;to=CAD&amp;view=5Y" rel="nofollow">http:&#x2F;&#x2F;www.xe.com&#x2F;currencycharts&#x2F;?from=USD&amp;to=CAD&amp;view=5Y</a>