定位:Among the myths taken as fact by the environmental managers of most corporations is the belief that environmental regulations affect all competitors in a given industry uniformly. 话锋一转说In reality。。引出文章中心论点:regulatory costs — and therefore compliance — fall unevenly, economically disadvantaging some companies and benefiting others.
AB都不是平行结构,growing them naturally不合逻辑,应该是they grow naturally