| | Six Months Ended | |
| | June 30 | |
| | 2007 | | 2006 | |
| | | | | |
Cash flows - operating activities: | | | | | |
Net income (loss) | | | (377 | ) | | 1,073 | |
Income from discontinued operations, net of tax effect | | | (11 | ) | | (60 | ) |
Income (loss) from continuing operations | | | (388 | ) | | 1,013 | |
Adjustments to reconcile income (loss) from continuing operations to cash provided by (used in) operating activities: | | | | | | | |
Depreciation and amortization | | | 433 | | | 444 | |
Deferred income tax expenses (benefit), including utilization of net operating loss carryforwards | | | (613 | ) | | 319 | |
Impairment of natural gas-fueled generation plants | | | - | | | 198 | |
Inventory write-off related to natural gas-fueled generation plants | | | - | | | 3 | |
Charge related to suspended generation facilities | | | 716 | | | - | |
Write-off of deferred transaction costs | | | 38 | | | - | |
Net gains on sale of assets | | | (27 | ) | | (24 | ) |
Net effect of unrealized mark-to-market valuations - losses (gains) | | | 1,182 | | | (29 | ) |
Gain on contract settlement | | | - | | | (26 | ) |
Bad debt expense | | | 25 | | | 30 | |
Stock-based compensation expense | | | 15 | | | 9 | |
Other, net | | | 19 | | | 16 | |
Changes in operating assets and liabilities | | | (1,455 | ) | | (49 | ) |
Cash provided by (used in) operating activities from continuing operations | | | (55 | ) | | 1,904 | |
| | | | | | | |
Cash flows - financing activities: | | | | | | | |
Issuances of securities: | | | | | | | |
Long-term debt | | | 1,800 | | | 100 | |
Common stock | | | 1 | | | 180 | |
Retirements/repurchases of securities: | | | | | | | |
Equity-linked debt | | | - | | | (179 | ) |
Pollution control revenue bonds | | | (143 | ) | | (203 | ) |
Other long-term debt | | | (68 | ) | | (1,143 | ) |
Common stock | | | (10 | ) | | (809 | ) |
Change in short-term borrowings: | | | | | | | |
Commercial paper | | | (1,296 | ) | | 905 | |
Banks | | | 2,155 | | | 800 | |
Common stock dividends paid: | | | (397 | ) | | (384 | ) |
Settlements of minimum withholding tax liabilities under stock-based compensation plans | | | (93 | ) | | (56 | ) |
Debt premium, discount, financing and reacquisition expenses | | | (15 | ) | | (17 | ) |
Cash provided by (used in) financing activities from continuing operations | | | 1,934 | | | (806 | ) |
| | | | | | | |
Cash flows - investing activities: | | | | | | | |
Capital expenditures | | | (1,611 | ) | | (825 | ) |
Nuclear fuel | | | (30 | ) | | (30 | ) |
Proceeds from sale of assets | | | 4 | | | - | |
Purchase of lease trust | | | - | | | (69 | ) |
Reduction of restricted cash related to the redemption of pollution control revenue bonds | | | 143 | | | - | |
Proceeds from sales of nuclear decommissioning trust fund securities | | | 104 | | | 144 | |
Investments in nuclear decommissioning trust fund securities | | | (111 | ) | | (151 | ) |
Proceeds from pollution control revenue bonds deposited with trustee | | | - | | | (99 | ) |
Cost to remove retired property | | | (16 | ) | | (22 | ) |
Investment in unconsolidated affiliate | | | - | | | (15 | ) |
Other | | | 11 | | | 5 | |
Cash used in investing activities from continuing operations | | | (1,506 | ) | | (1,062 | ) |
| | | | | | | |
Discontinued operations: | | | | | | | |
Cash provided by (used in) operating activities | | | 24 | | | (1 | ) |
Cash used in financing activities | | | - | | | - | |
Cash used in investing activities | | | - | | | - | |
Cash provided by (used in) discontinued operations | | | 24 | | | (1 | ) |
| | | | | | | |
Net change in cash and cash equivalents | | | 397 | | | 35 | |
Cash and cash equivalents -- beginning balance | | | 25 | | | 37 | |
Cash and cash equivalents -- ending balance | | | 422 | | | 72 | |