But investors' appetite for flotations has weakened in recent weeks, while concerns have increased that the housing market is overheating.
Though Turkey is not prone to mass demonstrations, concerns have increased among political leaders about the potential for a social explosion as the poor watch the rich glide along seemingly unscathed, particularly in the country's showcase city.
Critics, whose concerns have increased with the ferocity of the sanctions imposed, say that by acting simultaneously as investigator, prosecutor, jury and sentencing judge, the commission is denying defendant firms the basic right to be heard by an impartial tribunal.
The Americans fear that the unrest sweeping the Middle East is coming at a bad time for the Saudis, and their concerns have increased in recent weeks, partly because of the continued tumult in Bahrain.
As airport amenities and food courts have expanded, and security concerns have increased the time people spend in them, terminals have become more than places for departures, arrivals and lost luggage, yet remain less than destinations -- without local history, tradition, religion or dialect, but borrowing bits of each of these from the people coursing through them.
With the prospects of Mitt Romney (an old chum of Mr Netanyahu who seems joined at the hip with him over Iran) apparently fading, those concerns had increased to the extent that the Israeli prime minister had been warned repeatedly that if he did issue an order to attack, he would be on his own.
Over the last few years concerns have increased about the energy mix in many countries.
In recent years, environmental concerns have increased the interest in preparing biodegradable packaging materials.
These concerns have increased interest in developing second generation biofuels produced from non-food feedstocks.
Concerns have increased regarding the efficacy of population balance modeling (PBM) for determining the size-resolved behavior of engineered nanoparticles (ENPs) in chemical reactors, flames and workplaces.
