2. What do they include?

The widest-ranging and most consequential sanctions include the coordinated blocking by Western governments of some $US300 billion ($466 billion) of Russian central bank assets held abroad and a ban on transporting Russian crude anywhere in the world using Western services, such as insurance or shipping, unless it’s sold at or below $US60 per barrel.

How the rouble and Russia’s economy have been stressed by sanctions comes via ChinaTechNews.com.