The Role Played by Supply Factors in the Drop in Exports : an Evaluation of the Eighties - French exports have been dropping since the early eighties. The reason which is traditionally given for a drop in exports - and appears in macroeconomic models - is the demand, but in this case, it does not entirely account for this trend. In addition to becoming less competitive, the industrial sector seems to have suffered from an insufficient supply, that is to say, both a difficulty to adapt an ageing productive capacity to a changing international environment, and the fact that the productive capacity is lagging behind in relation to foreign demand. Thus, the financial instability of firms and their low increase of capital in the first half of th...