Table:
| ($ in millions except per share amounts) |  |  |
| --- | --- | --- |
| For the year ended December 31: | 2019 | 2018 |
| Revenue | $ 77,147 | $ 79,591 |
| Net Income | 9,431* | 8,728* |
| Income from continuing operations | 9,435* | 8,723* |
| Operating (non-GAAP) earnings** | $ 11,436 | $ 12,657 |
| Earnings per share of common stock—continuing operations |  |  |
| Assuming dilution | 10.57* | 9.51* |
| Basic | 10.63 | 9.56* |
| Diluted operating (non-GAAP)** | $  12.81 | $  13.81 |
| Net cash provided by operating activities | $ 14,770 | $ 15,247 |
| Capital expenditures, net | $  2,370 | $  3,716 |
| Share repurchases | $  1,361 | $  4,443 |
| Cash dividends paid on common stock | $  5,707 | $  5,666 |
| Per share of common stock | $   6.43 | $   6.21 |
| At December 31: | 2019 | 2018 |
| Cash, cash equivalents, restricted cash and marketable securities | $  9,009 | $ 12,222 |
| Total assets | $152,186 | $123,382 |
| Working capital | $    718 | $ 10,918 |
| Total debt | $ 62,899 | $ 45,812 |
| Total equity | $ 20,985 | $ 16,929 |
| Common shares outstanding (in millions) | 887 | 892 |
| Stock price per common share | $ 134.04 | $ 113.67 |
Paragraphs:
Financial Highlights
International Business Machines Corporation and Subsidiary Companies
* Includes charges of $0.1 billion in 2019 and $2.0 billion in 2018 associated with U.S. tax reform.
** See page 46 for a reconciliation of net income to operating earnings.
Question:
What is the increase / (decrease) in revenue from 2018 to 2019?
Answer: 77147 - 79591 = -2444