indirect hint

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There can be no free market without freedom," Singh, who is credited with ushering in economic reforms in 1991 as then finance minister, said in an indirect hint to Prime Minister Narendra Modi, who is trying hard to attract foreign investment.
Harb said in an indirect hint to Syria, that the surprise might come from the outside.
In an indirect hint at Greece, the letter said "the need for policy action
The authors do suggest that the field needs to reorient its research from "main effects question (what works) to the moderated model question (what works, for whom, under what conditions, how and why)," perhaps providing an indirect hint that the Hutchinson design may not be the standard.
But Prince Alwaleed has not declared such a candidacy, although he has frequently made indirect hints to that effect.
This must be a reference to the failure by the British Government to appreciate BMW's indirect hints on the future of Rover were in fact an attempt by the German car giant to address a serious problem.
Other researchers hail the new discovery yet remain cautious about interpreting these indirect hints of life.