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Consolidated Statement of Cash Flows - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Cash Flows From Operating Activities |  |  |  |  |
Net income (loss) | $ 18,680 |  | $ 8,079 |  | $ (2,655)
Adjustments to reconcile net income (loss) to net cash provided by operating activities |  |  |  |  |
Depreciation, depletion and amortization | 7,504 |  | 7,208 |  | 5,521
Impairments | (12) |  | 674 |  | 813
Dry hole costs and leasehold impairments | 340 |  | 44 |  | 1,083
Accretion on discounted liabilities | 250 |  | 242 |  | 252
Deferred taxes | 2,086 |  | 1,346 |  | (834)
Undistributed equity earnings | 942 |  | 446 |  | 645
Gain on dispositions | (1,077) |  | (486) |  | (549)
(Gain) loss on investment in Cenovus Energy | (251) |  | (1,040) |  | 855
Other | 86 |  | (788) |  | 43
Working capital adjustments |  |  |  |  |
Decrease (increase) in accounts and notes receivable | (963) |  | (2,500) |  | 521
Increase in inventories | (38) |  | (160) |  | (25)
Decrease (increase) in prepaid expenses and other current assets | (173) |  | (649) |  | 76
Increase (decrease) in accounts payable | 901 |  | 1,399 |  | (249)
Increase (decrease) in taxes and other accruals | 39 |  | 3,181 |  | (695)
Net Cash Provided by Operating Activities | 28,314 |  | 16,996 |  | 4,802
Cash Flows From Investing Activities |  |  |  |  |
Capital expenditures and investments | (10,159) |  | (5,324) |  | (4,715)
Working capital changes associated with investing activities | 520 |  | 134 |  | (155)
Acquisition of businesses, net of cash acquired | (60) |  | (8,290) |  | 0
Proceeds from asset dispositions | 3,471 |  | 1,653 |  | 1,317
Net sales (purchases) of investments | (2,629) |  | 3,091 |  | (658)
Collection of advances/loans—related parties | 114 |  | 105 |  | 116
Other | 2 |  | 87 |  | (26)
Net Cash Used in Investing Activities | (8,741) |  | (8,544) |  | (4,121)
Cash Flows From Financing Activities |  |  |  |  |
Issuance of debt | 2,897 |  | 0 |  | 300
Repayment of debt | (6,267) |  | (505) |  | (254)
Issuance of company common stock | 362 |  | 145 |  | (5)
Repurchase of company common stock | (9,270) |  | (3,623) |  | (892)
Dividends paid | (5,726) |  | (2,359) |  | (1,831)
Other | (49) |  | 7 |  | (26)
Net Cash Used in Financing Activities | (18,053) |  | (6,335) |  | (2,708)
Effect of Exchange Rate Changes on Cash, Cash Equivalents and Restricted Cash | (224) |  | (34) |  | (20)
Net Change in Cash, Cash Equivalents and Restricted Cash | 1,296 |  | 2,083 |  | (2,047)
Cash, cash equivalents and restricted cash at beginning of period | 5,398 | [1] | 3,315 |  | 5,362
Cash, Cash Equivalents and Restricted Cash at End of Period | $ 6,694 | [2] | $ 5,398 | [1] | $ 3,315
[1] | Restricted cash of $152 million and $218 million is included in the “Prepaid expenses and other current assets” and “Other assets” lines, respectively, of our Consolidated Balance Sheet as of December 31, 2021.
[2] | Restricted cash of $236 million is included in the “Other assets” line of our Consolidated Balance Sheet as of December 31, 2022.

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