Price of inputs increased. Logistic network efficiency fell, delays, ports, trucks, COVID increased labor and other costs. That said, who knows. It's a complex

Price of inputs increased. Logistic network efficiency fell, delays, ports, trucks, COVID increased labor and other costs. That said, who knows. It's a complex system, cascading failures are common. Maybe the demand shock of the pandemic (restaurants cancelled orders, farmers cut back demand for fertilizer, factories predicted big demand decrease, but that was successfully "worked around" by government intervention, now the demand is higer than estimated, plus the aforementioned other factors.)