It would also heighten poverty risks in households where part-time employment is the main source of income, and would make it more costly for employers to respond to business fluctuations through legal means. The experience in Estonia suggests that exemptions from miniinum-contribution provisions are needed in order to prevent damaging the employment prospects of disadvantaged groups, such as the registered unemployed. In all cases, these exemptions would add to administrative complexity and, in a context of remaining enforcement challenges, can be expected to trigger further attempts to exploit any resulting loopholes. According to the World Bank Doing Business report 2016, Latvia ranks a good 22ld out of 189 countries with respect to die overall ease of doing business (World Bank, 2016).