11.  It has spent scarce resources on its nuclear programme.

12.  It is a fundamental law of economics in a world of scarce resources and could not be otherwise.

13.  It is a process whereby scarce resources are allocated among competing powers and claimants.

14.  It simultaneously deprives unprofitable industries of scarce resources.

15.  People are having to compete for scarce resources.

16.  Rapid population growth can have other important, if less direct, consequences when it is linked to competition for scarce resources.

17.  State politics ends up as a perennial battle between squabbling regions for scarce resources.

18.  The Green Party has little financial backing and is using its scarce resources to mount ballot-petition drives in selected states.

19.  Then competition for scarce resources might favourably select more complex organisms.

20.  There was fierce competition for the scarce resources.