farmers are planting more and more corn, because the demand for [ethanol] is creating a farmland bubble by raising the value of their land to previously unheard of heights
a situation in which farmland prices skyrocket due to speculation in the [futures market] in one or more crops
"farmers are planting more and more corn, because the demand for [ethanol] is creating a farmland bubble by raising the value of their land to previously unheard of heights" What is the definition of "farmland bubble"?