This paper introduces a new factor, environment, into nuclear arms race model. In this model, nuclear weapons produce … larger defense power compared with conventional arms, but hurt the environment meanwhile. In the global welfare maximum level …

The changing environment affects agriculture introducing sources of uncertainty. On the other hand, policies to cope … with risks may have strong impacts on the environment. We evaluate the effects of public risk management programmes, such …

union bargains not only for wage and employment but also for the protection of environment. We derive properties of optimum … raise the spending rate for environment protection. So, unionisation may raise the growth rate, even if the first effect is …

environment, development of local communities and the good relations with stakeholders. The necessity imposed by a sustainable … social and environment implications. This article is focused on the way of different investors integrated in their strategies … the environment preoccupations. The actions of companies are shaped by different stakeholders like consumers, public …

, encompassing culture, education, politics, economics, ethics, environment and the quality of life. …

discoveries and concepts and the maximal reduction of the negative impact on the environment. Taking into account these two … environment is also assessed. Thus, it is possible to compare the impact obtained through the methodology used with the data …