The impact of economic sanctions on Russia and Belarus

My international professional body (which includes USA) has just announced:

Quote:

stands in compliance with the imposed economic sanctions. To that end, we are suspending indefinitely the sale and delivery of services to Russia and Belarus,

...including marketing and membership services (incl student exams).

How effective are economic or business sanctions?

via International Skeptics Forum https://ift.tt/cIidRFA