103 (b) Significant components of the income tax expense (recovery) attributable to operations are as follows: (c) The reconciliation of income tax attributable to continuing operations computed at the statutory tax rates to income tax expense (recovery) is as follows: (thousands of Canadian dollars) 2000 1999 1998 Current tax expense 11,599 7,025 9,780 Future income tax expense relating to origination  and reversal of temporary differences 63,508 (2,309) (9,850) Future income tax benefit resulting from recognition of loss carryforwards (8,007) – – Future income tax benefit resulting from rate change (2,032) – – Other 702 – – Income tax expense (recovery) 65,770 4,716 (70) (thousands of Canadian dollars) 2000 1999 1998 Amount % Amount % Amount % Tax at combined federal and provincial tax rates 95,658 43.5 4,816 45.0 (2,088) 45.0 Differences from statutory tax rates relating to Amortization of goodwill not deductible for tax purposes 1,362 0.6 751 7.0 747 (16.1) Non-deductible portion of capital gains on sale of investments (30,263) (13.8) – – – – Non-deductible portion of loss on writedown of assets – – – – 2,511 (54.1) Reduction in future income taxes resulting from decrease in effective tax rate (2,032) (0.9) – – – – Other 1,045 0.5 (851) (8.0) (1,240) 26.7 65,770 29.9 4,716 44.0 (70) 1.5