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A recently hired risk analyst at a leading commercial bank is tasked with evaluating the methodologies employed by the bank itself and external rating agencies for generating and distributing credit ratings related to credit instruments, corporate entities, and government bodies. The analyst is scrutinizing the typical processes for developing internal credit ratings compared to external credit ratings. Additionally, the analyst is investigating the differences between through-the-cycle and point-in-time rating methodologies. Based on the analyst's research, which of the following statements would be correct?
A
As the economy moves from a period of high growth to a period of low growth, a rating produced using a point-in-time approach is more likely to change than a rating produced using a through-the-cycle approach.
B
A bank's internal ratings are more likely to be produced using a through-the-cycle approach, while ratings from external agencies are more likely to be produced using a point-in-time approach.
C
External rating agencies use outlooks to indicate a near-term change in a rating, while using watchlists to indicate a medium-term change in a rating.
D
Banks typically produce internal ratings based solely on a set of financial ratios related to the borrower's leverage and earnings