41.   The matrix approach is best suited for complex projects which require the simultaneous efforts of experts from several disciplines.

42.   The present book is the joint effort of our chosen specialized fields.

43.   The prisoners were finally released, thanks to the tireless efforts of their families and friends.

44.   The problem is that our managerial hierarchies are so badly designed as to defeat the best efforts even of psychologically insightful individuals.

45.   The rise in imports reflects the efforts of foreign companies to expand sales networks and improve service here.

46.   These men were wealthy and the rum was politeness rather than a bribe, particularly the effort of squeezing fresh orange juice.

47.   They neglect the efforts of those who have regarded scientific and religious discourse as complementary rather than mutually exclusive.

48.   Thus, a principal function of top management is to co-ordinate and monitor the efforts of those lower down the hierarchy.