Using economic penalties to achieve diplomatic goals has a poor track record when the target is powerful and autocratic, and workarounds exist.
https://www.nytimes.com/2017/07/25/business/economy/economic-sanctions-russia-congress.html
An important chunk of the money that has pumped up the New York luxury real estate market was money originally siphoned off from the Russian state.
Ryan Lizza on how Jared Kushner’s contact with Russian interests during the Presidential campaign emboldened meddling in the 2016 election.
Some argue that the Kremlin cannot be trusted to implement a deal that would allow the U.S. to focus on the Islamic State.
https://ru.krymr.com/a/28636992.html
https://ru.krymr.com/a/28637174.html
http://expert.ru/2017/07/25/novyij-posol-ssha-v-rf/
https://republic.ru/posts/85241
http://www.rosbalt.ru/blogs/2017/07/25/1633448.html