This article considers the international competitiveness of agricultural production in Poland. Competitiveness was measured in terms of domestic resource cost (DRC) ratios for three farm sizes and eight commodities. The results highlight that for the period 1996 to 1998 Polish crop production...

Methodological remarks -- History of the commercial aviation in brief -- Everything has begun with Mail -- Legal and Political Determinants of changes -- Economic determinants of developments -- Changing patterns and social determinants of air travel -- Technological progress: Aircraft evolution...