Goal-directed hand movements are guided by sensory information and may be adjusted 'online,' during the movement. If the target of a movement unexpectedly changes position, trajectory corrections can be initiated in as little as 100 ms in adults. This rapid visual online control is impaired in children with developmental coordination disorder (DCD), and potentially in other neurodevelopmental c...

Uncertainty is perceived as the means of removing the obstacles to growth through the activation of Knightian entrepreneurship. A dynamic stochastic model of continuous-time growth is proposed and empirically tested, including equilibrating and creative entrepreneurial activity. We find that uncertainty affects economic growth and the rate of return, and causes structural changes in portfolio s...

By employing a model with international trade costs and imperfect competition, in which a domestic firm serves both the domestic market and the foreign market, we show that intraindustry trade compared to intersectoral trade is globally, but not mutually, welfare improving. When also foreign firms become active, competition strengthens but domestic welfare declines, because domestic consumers h...

evaluation of public participation and intersectoral collaboration in family physician program in rular areas of iran etemadi f1* (bsc), malekafzali ardakani h2 (phd), dejman m3 (phd) 1 deputy health and rehabilitation sciences, university of welfare and rehabilitation, tehran, iran 2 national institute of health research, the islamic republic of iran, tehran, iran 3 centre for research on soci...