The area has come under sharper scrutiny following the demise this year of supply-chain lender Greensill and Archegos, a family office run by former Tiger Asia manager Bill Hwang.
"What concerns me the most is that sometimes banks themselves don't have visibility on the portfolio of these entities," he said in an interview.
Foreign investors' share of Russian debt has been on decline for months and its slide accelerated recently amid intensified fears of fresh US sanctions against Moscow.
"The largest exodus (of foreign investors) from the Russian market was observed on particular days with increased volatility due to geopolitical risks," the central bank said in a report on financial markets.
In an effort to force Veolia to negotiate, the Suez board has set up a Dutch foundation to prevent the sale of French water assets that its rival would need to divest to win antitrust approval to buy Suez.
Suez also proposed last month to negotiate a takeover if the two companies agreed on the sale of most of Suez's French assets to investment funds Ardian and Global Infrastructure Partners (GIP).
"The year was marked by the outbreak of Covid-19 leading to a sell-off in the financial markets and the dramatic contraction in economic growth around the globe," EMTA said in a statement.
"The adoption of expansive monetary policies and historically low US Treasury yields later encouraged capital flows into higher-yielding asset classes including EM."
"Wall Street's near-record year shattered all expectations," New York State Comptroller Thomas DiNapoli said.
"The early forecast of a disastrous year for financial markets was sharply reversed by a boom in underwriting activity, historically low interest rates, and surges in trading spurred by volatile markets," he added.
An improving economic outlook as COVID-19 vaccines are rolled out and unprecedented fiscal and monetary stimulus has dimmed the allure of the greenback.
The US currency is also suffering from rising fiscal and current account deficits that show no signs of slowing down.