Very funny pictures http://pron.in.net/ pron sex Thriving ecosystems tend to feature vigorous collaboration between, competition amongst, and constraints on a diverse array of institutions. From this perspective, we need more than a few competing banks, states and multinationals to keep the juice flowing. We need multiple competing institutions, groups, and even models. The key is that they have many, not just a handful, of healthy rivals and partners, along with (to return to the image of the playing field) institutions powerful and independent enough to keep leveling the field.