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In the last couple of weeks, EU trade policy was in turmoil. Where Ukrainian grain once made its way through the Black Sea, it now travels by land through its border states. But ill-equipped to deal with the new quantum of wheat passing through, Poland, Hungary, Slovakia and Bulgaria have individually decided to ban new imports. They claim the price of their own agricultural products has been driven down by the glut of crops. The European Commission had to intervene, ultimately introducing emergency safeguards for wheat, sunflower seeds and other products.

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As it currently stands, U.S. policies around organ transplantation are moving toward broader sharing of organs, with the goal of improving geographic equity. It’s a great goal, but not being achieved. These policies have gone through two major modifications in the last 10 years, but to no avail. Now, researchers are introducing a new model in a paper published in the INFORMS journal Manufacturing & Service Operations Management, which recommends a more efficient and equitable method to allocate organs with a policy that balances the supply (deceased donors) to demand (waiting list patients) ratios across geographies.