If you want them to stay in Canada and use their skills to the utmost, lower your cost of capital. Do everything that you can to make it easier to save and invest in Canada, and look to Silicon Valley and emulate their good attributes, such as banning non competes.

Fairchild Semiconductor fathered a thousand companies. How many did BlackBerry?

Don’t rely on a committee of bureaucrats shuffling tax money to their idea of the best companies (The ones that their brother works at or the ones that best wine and fined them).

Take the money from those government schmoes and use it to cut taxes on and barriers to investment. Make it easier for entrepreneurs to stay and build, and to raise money.

Buy your weapons in the open market, and save.