The paper deals with the accuracy of the real GDP growth forecasts produced by two Czech non-governmental institutions: the Czech-Moravian Confederation of Trade Unions (CMKOS) and the Czech Banking Association (CBA) in the years 2007-2014 and 2011-2014 respectively. Utilizing a research method composed of simple (AFE). scale-dependent (RMSE) as well as relative (MASE) error measures.... https://chefesquipmenters.shop/product-category/gas-connectors-and-hoses/