Sentence examples for enduring puzzle from inspiring English sources

The answer to this enduring puzzle may lie in the level of real interest rates.

Historians have had a field day arguing over its enduring puzzle – not its conduct or its outcome, but its cause.

As Larkin's introduction emphasises, the ambiguity of the Jesuitical Des Grieux means that this love is far from innocent, and an enduring puzzle.

If it leads to the right spot, it will have solved an enduring puzzle and hastened the end of one of the nation's costliest cleanups of a former military site.

Kuwait apparently had to be defended; but which interventionist lobby would insist on installing UN troops in Chechnya, or secure an international peacekeeping force in Northern Ireland or Israel?There is in this situation an enduring puzzle.

Here it is: "How these unlikely provincial revolutionaries discovered the talents they did remains an enduring puzzle of our history, easier to ponder than finally to explain, yet one ever worth exploring".

Where language comes from remains one of human evolution's enduring puzzles.

Grabbing his wetsuit and board, he got on a bus bound for the waterfront, enduring puzzled looks from other passengers.

Some science books explore new science, or neglected science, or enduring puzzles, or forgotten adventures in science.

It is one of the enduring puzzles of the Madoff scandal: how so many sophisticated, even brilliant, investors were duped for so long.

Last week's Economics focus began examining a pathbreaking article* that claims to explain six enduring puzzles in macroeconomics by incorporating an overlooked factor trading costs into the theoretical model.