It's not only Gulf billionaires but also the Chinese dictatorship as Chinese state-backed investors join Carney’s summit

... Both China International Capital Corp. (CICC) and China Investment Corp. − China’s sovereign wealth fund − are attending Mr. Carney’s summit. CICC is roughly 40-per-cent owned by Central Huijin Investment, a subsidiary of China Investment Corp.

The Hong Kong Monetary Authority, which manages investments for the territory’s Exchange Fund, is also a participant ...

Canada has a history of barring Chinese investment, as the linked article says, and we must hope that Carney strengthen this tradition.