1. Germans have a low tolerance for measures that widen inequality. �¹��˶�����ƽ����������̶Ⱥܵ͡�
2. The problem these economists want to tackle is not inequality per se. ��Щ����ѧ�����������Ⲣ���Dz���ƽ������
3. In the article we show the decay of the solution for some nonlinear evolution equation of second order by using a difference inequality. ����Ӧ��һ����ֲ���ʽ֤����һ��������Է�չ���̳���ֵ����������˥�����ʡ�