the permit to work system (ptws) provides a practical framework for our staff and contractors to abide by our commitment of no harm to people or the environment and also, the ptw system intended to provide an effective means of identifying significant hazards and managing significant hse risk activities. in other words, it provides a set of eyes that focus on significant hse risk activities to ...

nonfarm activities play an important role in the determination of rural household income, consumption expenditure, and household food security. however, much less studies have been devoted to the factors that influence nonfarm income diversification by farm household in developing countries. using cross-sectional data and a probit model, this study attempts to determine the factors influencing ...