The Rybczynski theorem asserts that in a two-good world, and assuming that product prices stay constant, growth in the endowment of one factor of production, with the other factor unchanged, will lead to: A. An equal percentage increase in the output of both goods.
B. An increase in the output of the good that uses the growing factor intensively and a decrease in the output of the other good.
C. An increase in the output of both goods but a greater percentage increase in the output of the good that uses the growing factor intensively.
D. An increase in the output of the good that uses the growing factor intensively and no change in the output of the other good.

Doogan corporation makes a product with the following standard costs: standard quantity or hours standard price or rate direct materials 2.0 grams $ 7.00 per gram direct labor 1.6 hours $ 12.00 per hour variable overhead 1.6 hours $ 6.00 per hour the company produced 5,000 units in january using 10,340 grams of direct material and 2,320 direct labor-hours. during the month, the company purchased 10,910 grams of the direct material at $7.30 per gram. the actual direct labor rate was $12.85 per hour and the actual variable overhead rate was $5.80 per hour. the company applies variable overhead on the basis of direct labor-hours. the direct materials purchases variance is computed when the materials are purchased. the materials quantity variance for january is: