The paper aims to contribute to the longstanding technology-push vs. demand-pull debate and to the literature on renewable energy diffusion and renewable energy policy assessment. We argue that in addition to the traditional push-pull dichotomy, the drivers of technological change must be...

Research has suggested that firms may benefit from price uncertainty - about input commodities - because it creates an "option value". We use a stylized mathematical model to explore and generalize this claim and to specify its implications for firms' investment decisions under various setups....