2. According to Barth et al.'s (2017) study, which statement is inaccurate? a) There was nearly zero correlation between operating cash flows and stock price in the 1970s. b) The number of important, value-relevant accounting items has increased over time. c) Macro-economic shocks can change the importance of accounting items. d) Net income is the most important accounting item for firms that report losses. 3. Companies sell trade receivables (e.g., invoices) to third-party financial institutions to quickly raise cash before their clients pay for the goods and services received. Then, the clients will make payments directly to the financial institutions. What is this source of finance called? a) Hire purchase b) Borrowing c) Invoice discounting d) Debt factoring