In a country with a working - age population of 25 million, 18 million are employed, 2 million are unemployed, and 1 million of the employed are working part - time, half of whom wish to work full - time and 500 000 of the unemployed are cyclically unemployed. % .1) The labour force participation rate is2) The unemployment rate is3) The employment rate isA % 4) The involuntary part - time rate is1 % 5) The natural unemployment rate is