the extensive use of traditional irrigation systems has led to overexploitation of groundwater and overuse of surface water in theurmia  lake catchment (ulc) area ofiran. the purpose of this study was to model the adoption process of drip irrigation system (dis) by apple orchardists (aos) using the five stages of roger’s model for innovation decision process (idp). survey method of applying que...

we analyze a sequential decision making process, in which at each stepthe decision is made in two stages. in the rst stage a partially optimalaction is chosen, which allows the decision maker to learn how to improveit under the new environment. we show how inertia (cost of changing)may lead the process to converge to a routine where no further changesare made. we illustrate our scheme with som...