6  See ‘Estimating a time-varying Phillip’s curve for South Africa’, South African Reserve Bank Working Paper 16(05), by A Kabundi, E Schaling and M Some, published in May 2016 (http://www.resbank.co.za/Lists/News%20and%20Publications/Attachments/7277/WP1605.pdf). 7 This is according to Congressional Budget Office estimates of the short-term natural rate of unemployment, available from the FRED database (https://fred.stlouisfed.org/series/NROUST).
8 See REDI3x3 conference: policies for inclusive growth by M Leibbrandt and P Green, published in February 2017 (http://www.econ3x3.org/sites/default/files/articles/Leibbrandt%20%26%20Green%202017%20REDI %20conference%20on%20inclusive%20growth%20FINAL_0.pdf). 9 See ‘High unemployment yet few small firms: the role of centralised bargaining in South Africa’, American Economic Journal: Applied Economics 4(3), by J R Magruder, published in July 2012.