In the 1970s, the social security law has been promulgated and implemented for more than 30 years. New Zealand followed the practice of the western world and reassessed the development of the social security system. The Royal social security investigation committee established in 1972 reaffirmed the position of the social security system in the capitalist world and claimed that no one would be excluded because of poverty. Under the influence of self-confidence in the 1970s, the labor government began the largest expansion of the social security system since the social security act of 1938 <<