Sentence examples for A thorny problem from inspiring English sources

A thorny problem is the way in which new goods and services are introduced to the "consumption bundle" that is priced out every year.

A thorny problem for all scientific and medical researchers, not just those involved in genomic studies, concerns misunderstandings about the difference between medical testing or treatment and medical research.

Herein lies a thorny problem.

Still, a thorny problem remains.

With emotion recognition, they stumbled onto a thorny problem.

Solving planetary ozone levels is a thorny problem.

Wal-Mart presents a thorny problem for the government.

This is a decent solution to a thorny problem.

One of the biggest obstacles — lack of price transparency — is a thorny problem.

Medicare is a thorny problem; Social Security, by comparison, is a cinch.

How to obtain the analytic solution of uncertain differential equation has always been a thorny problem.