Be careful! Raising the price of a cheap good can drive consumers to buy less of a more expensive competing good, and therefore buy yet MORE of the now-less-ex

Be careful! Raising the price of a cheap good can drive consumers to buy less of a more expensive competing good, and therefore buy yet MORE of the now-less-expensive cheap good. If corn gets more expensive, and that may mean that people need to squeexe their food budgets and buy fewers expensive foods like vegetables, and instead by more corn sugar, which is still cheapest per-calorie.