To what "freezing" of the prices of oil and sugar brought in the region

The Russian distribution networks complain of problems with purchase oil and sugar at the fixed prices: suppliers agree to ship only limited volumes and shipment at own expense, and for delivery demand an award, writes newspaper "Kommersant". Kaliningrad found out daily business newspaper "RBK daily" a svoimrasporyazheniye established limit retail prices through raising coefficients for the period from December 20 of this year to April 1 of the 2021st. So, coefficient for...