A commodities-based economic recovery should support the fortunes of small-cap stocks
But there also are some risks, including the health of China's economy and the threat of low commodities prices
Portfolio managers point to uncertainty caused by Brexit and sluggishness of many economies in Europe
Negative interest rates and the mounting level of global debt are among the factors that tend to support the price of gold bullion
Portfolio managers don't anticipate dramatic moves in bond yields
Jurrien Timmer expects growth to remain sluggish
The global search for yield has propelled prices of global real estate-based securities
There are some opportunities to be had, portfolio managers say, although investors must tread carefully
Rebound in resources is partly a result of commodity prices firming up
PMIs point to flat to negative earnings growth, Philip Petursson says