James Nixey, head of Russia and Eurasia Programme at Chatham House, says Putin is "entirely satisfied" with his "land-grab" and is unlikely to go further.
Bryn Jones, head of fixed income at Rathbones, comments on Ukrainian and Russian debt and explains why he's been buying emerging markets¿ hard currency bonds.
Yermolenko Volodymyr, director of E.U.-related media projects at Internews-Ukraine, says the situation in Ukraine remains "very tense" as Russian troops can move from the east and the north.
Ric Deverell, global head of fixed income and economic research at Credit Suisse, says investors would have to be "very brave" to move back into Russian assets and advises thinking about the rally in U.S. Treasurys.
Putin may have called Russian troops back on Tuesday but the overall number of troops in Crimea "has swelled" as Putin seems unconcerned about sanctions, reports NBC's Jim Maceda.
Jesse Sherman, portfolio manager at Renaissance Asset Management, discusses Russian assets and says that while events in Ukraine create short-term uncertainty, there are medium-term opportunities.
Manik Narain, head of EMEA foreign exchange and fixed income strategy at UBS, says that the Russian rouble has not reached fair value yet despite tumbling to an all-time low.
How are developments in Crimea hurting U.K.-listed Russian and Ukrainian companies? CNBC's Catherine Boyle has more.
Adrian Di Pasquale, Political Analyst at Internuntia Group, discusses latest developments in Ukraine after Ukraine said on Monday Russian forces controlling Crimea demanded the surrender of two warships.
Stephen Yates, Former Deputy Assistant to the Vice President for National Security Affairs, discusses how the U.S. and its allies have responded to the Ukraine crisis.
Jim Iuorio, TJM Institutional; Michael Farr of Farr, Miller, and Washington; and CNBC contributor Zachary Karabell, discuss how uncertainties for Ukraine and Russia are impacting the U.S markets.
Former Texas Sen. Kay Bailey Hutchison explains why it is important for the US to bring on allies like NATO and EU when dealing with Russia. Nicholas Burns, former Under Secretary of State, and Benn Steil, Council on Foreign Relations, provide perspective.
Antonio Garcia Pascual, Chief Euro-Area Economist at Barclays, says while it's unlikely that the standoff between Ukraine & Russia will evolve into a war, the economic threat still looms for both economies.
Discussing Russia's involvement in Ukraine, with Nicholas Burns, former Under Secretary of State; NBC News military analyst Gen. Barry McCaffrey; and Benn Steil, Council on Foreign Relations.
Xavier Denis, Economist & Strategist at Societe Generale Private Banking, says Russia's unexpected move on Crimea is seeing the country pay the price in terms of a depreciating currency and big selloff in its equity market.
If the West intends to be taken seriously, it needs to act as decisively as Putin has, argues a member of the European Parliament.
CNBC producer Dina Gusovsky monitors Russia's aggressive media coverage. "Fast Money" trader Tim Seymour provides insight.
Sen. Lisa Murkowski of Alaska is asking the Department of Energy to analyze the economic impact of selling U.S. crude abroad.
Russian forces have either occupied or surrounded all government buildings, Ukranian military bases, a key port and telecom towers. NBC's Jim Maceda has more on the situation in Ukraine.
Dennis Gartman of the Gartman Letter discusses Russia and Ukraine's impact on commodity prices.