In May 2018 the most significant changes were recorded in the wage rates: diffusion index of wages increased by 18 points, and its three-month expectations’ index rose by 6 points. Diffusion index of input prices, which has been growing since the beginning of the year, added another 7 points and exceeded the level of 80 points for the first time in 2.5 years. Its three-month expectation as well increased (+11 points). Diffusion index of expected in three months output also augmented significantly (+14 points).