The outlook for Finland's forest industry is improving slightly this year.  Sawmills are still burdened by the downturn in construction, whereas the production and export of pulp, paper, and cardboard are growing moderately. The recovery in construction and the general economic revival are expected to increase exports more noticeably over the next year. The final impact of this spring's political strikes on the forest industry's production and exports for the entire year depends on the demand in the latter part of the year, according to Pellervo Economic Research PTT's forecast for the forestry sector.   ...