The most likely in this case will a net displacement of so-called traditional products and will occur because of uncertainty about product characteristicsIn the absence of interventions such as, for example, labeling. how to decide what stocks to buy? The introduction of GMOs, even if labeled, definitely increases the risk even for the more traditional agricultural enterprises: for conventional producers tend to observe a premium on the price of their conventional product, but the prize, should they open to GMOs, no is more certain. The uncertainty in this case, is generated by a number of possible genetic contaminations and opportunistic behavior by producers (consider, for example, counterfeit olive oil and wine to methanol.