Reality Sends the Bill: How Ignoring Price Signals Ends in Disaster

In April 2021, the government of Sri Lanka banned the import of synthetic fertilizer and pesticides overnight, announcing that the island would become the world’s first fully organic farming nation. The policy arrived wrapped in the language of health and sustainability, and it carried a quieter motive: the country’s foreign-exchange reserves were collapsing, and fertilizer imports were expensive. It was bold, broadly popular in the abstract, and morally self-assured.

K.K.G. Thilakabandara had no time to prepare. A rice farmer in the country’s eastern growing belt and the chairman of Sri Lanka’s largest farming association, he watched the ban take effect with no consultation and no transition, and then watched compost fail to do, in a single growing season, what synthetic nitrogen had done for decades. Farmers, he told Reuters, “couldn’t get a good harvest from just organic material” and grew desperate.

He was not an outlier, and the experiment did not last. By the time the government reversed course seven months later, rice harvests had fallen by as much as a third, and the country had lost an estimated $425 million in tea exports alone. Sri Lanka was experiencing a food crisis. A nation long self-sufficient in rice was suddenly importing it. At the same time, the price of the national staple climbed — and the agricultural collapse poured into a wider economic crisis that, within months, helped drive President Gotabaya Rajapaksa from office.

What is remarkable here is not that the policy failed; policies fail all the time. It is how fast and how completely reality forced the reversal. The government did not rediscover its values. It collided with a fact it could not legislate away — and the fact announced itself as a price.

A Price Is Not an Opinion

The easy reading of Sri Lanka is a story about agronomy: concentrated synthetic nitrogen works, and national-scale compost does not. That is true. The deeper lesson, however, is about what a price actually represe…