Queensland Department of Main Roads, Australia, spends approximately A$ 1 billion annually for road infrastructure asset management. To effectively manage road infrastructure, firstly road agencies not only need to optimise the expenditure for data collection, but at the same time, not...

ILO pub-WEP pub. Working paper on the energy and economic implications of the choice of technology for agricultural technology, based on an analysis of rice production - develops a mathematical model with which comparisons of crop yields, power consumption, labour demand, fixed capital costs,...