紧缩作用 meaning in English

deflation process

Here for a long time , because of the restriction of the income increases and the anticipation unstable , the family educational expenditure increase will produce the crowding out effectiveness and substitute effectiveness , which play a tightenning role in present consumption , thus not benefit the economic growth
在长期内，由于收入增长的限制和预期不稳定，家庭教育支出增长会产生挤出效应和替代效应，对即期消费起了紧缩作用，从而不利于经济增长。