investors use different approaches to select optimal portfolio. so, optimal investment choices according to return can be interpreted in different models. the traditional approach to allocate portfolio selection called a mean - variance explains. another approach is markov chain. markov chain is a random process without memory. this means that the conditional probability distribution of the nex...

Abstract In the livestock sector in India, poultry farming holds a prominent position owing to its impressive growth led by private sector. Poultry has shown rapid growth, with chicken meat growing at an average annual rate of 9% and eggs 6% from 2000–01 2018–19 (DAHD DAHD (2020) Basic animal husbandry statistics 2020. Department Animal Husbandry, Dairying Fisheries. Ministry Agriculture & ...

The global value chain (GVC) is a new model of international commodity manufacturing and trade that provides unique channel to obtain innovative knowledge technology spillover. However, the impact mechanism GVC embeddedness on internal processes green innovation (GIVC) not clear. This study opens “black box” processes, which very important for connecting resource industrial chains. KPWW method ...