Which of the following statement(s) is/are true when considering the Solow-Swan model without population growth? i) If the current capital stock is 100 units and investment in the same period was 20 units, capital stock in the next period will be 110 if the depreciation rate is 10%. ii) An increase in the savings rate will always lead to a decrease in consumption per worker as more of the income will be diverted to savings. iii) An increase in the depreciation rate will lead to a fall in output per worker, ceteris paribus. iv) Empirically, convergence is not always observed. This is one of the downsides of the Solow-Swan model as it predicts that countries will always converge. Select one: F\". a. All statements are correct A b. i, iiand iii. '7 C- i, iiand iv. A d. Only ii. a\"? e. i, iii and iv