the relationship between productivity of economic sectors, effective real exchange rate, and purchasing power is a burning economic issue. based on the “balassa – samuelson” theory, higher economic productivity for tradeable goods leads to an increase in effective real exchange rate which is indicative of higher value of domestic money and higher purchasing power of money. the purpose of this s...

It is the Internet world with vasty purchasing data sea online that makes research model of e-consumers’ purchasing behavior very different from traditional ones. Firstly this paper proposes three kinds of research models of consumers’ purchasing behavior, and then pointed out that data-driving model is the best one to analyze e-consumers’ purchasing behavior on the Internet. Secondly, it adopt...

introduction: the purpose of this report was to present a successful treatment approach in an unusual gingival recession as a result of finger sucking traumatic habit associated with high labial frenum. case report: a 10-year-old girl presented moderate pain, recession in the mandibular right incisor and finger sucking habit. the performed treatment was: oral hygiene instruction, use of palatal...

background there is a dearth of epidemiologic studies that provide important information to understand the incidence, prevalence and severity of oral lesions in patients with tuberculosis (tb). objectives this study aimed to determine the prevalence of oral mucosal lesions and adverse habits among hospitalized tb patients. patients and methods the study was conducted on all the tb patients (n =...

introduction: food habits play important roles in maintaining physical and mental health and preventing chronic illnesses in the elderly. the aim of the present study was to investigate dietary behaviors of elderly people residing in yazd city which is located in central iran. methods: the present analysis was conducted on 1684 participants entered to yazd health study (yahs) aged over 60 years...

Green purchasing is a key strategy for enterprises to reduce waste and improve efficiency and enhance competitiveness. Based on the survey of 144 companies, five Principal components of green purchasing practices were extracted through factor analysis using SPSS statistic software. And then, regression analysis were conducted to verify the hypothesis, it drawed a conclusion on leaders’ support ...

Kraljic's (1983) purchasing portfolio approach holds that different types of purchases need different sourcing strategies, underpinned by distinct sets of resources and practices. The approach is widely deployed in business and extensively researched, and yet little research has been conducted on how knowledge and skills vary across a portfolio of purchases. This study extends the body of knowl...

Along with a variety of actions to protect the environment, environmentally preferable purchasing (EPP), often referred to as “green purchasing” has been an emerging trend over recent decades all over the world. This trend is considered as a strategic alternative for all stakeholders in the society to promote the sustainable development of global production chain with the active involvement of ...

Many studies proposed the importance of early purchasing involvement in new product development processes at private organizations. In contrast, there are other studies and empirical evidence show that early purchasing involvement is not always necessary. The purpose of this study is to determine the critical role of early purchasing involvement in the outcomes of innovative projects at two res...

During recent years, increasing specialisation and complex market structures have made companies divide their purchasing functions into several organisational units to cope with increasingly diversified demands on linking the internal operations within the firm with operations at their suppliers. In this paper, we focus on organising of the purchasing function as an interface between internal a...