This paper investigates measurement error biases in estimated poverty transition matrices. We compare transition matrices based on survey expenditure data to ...

Credit rating transition matrices form a little noticed yet vital part of many financial models. Based on historical data, transition matrices measure how quickly ratings can be expected to move from ...

This paper outlines a way to estimate transition matrices for use in credit risk modeling with a decades-old methodology that uses aggregate proportions data. This methodology is ideal for credit-risk ...