TY JOUR TI CARBON UNITS AS A NEW TYPE OF INVESTMENT IN AGRICULTURE IN A CIRCULAR ECONOMY KW carbon unit KW carbon footprint KW climate project KW taxes KW reporting KW blockchain platform KW greenhouse effect KW technology KW verification KW emissions KW quota KW depository KW EU countries KW risks KW regulation JO Russian Journal of Management AU Astrakhantceva, E.A. AU Gatina, E.A. PY 2022 IS 10 PB Publishing Center RIOR