Mohammed, Saif I. Shah; Williamson, Jeffrey G. - 2022
the precipitous decline in nominal freight rates before the World War I, but it also extends the series to the 1940s …. Furthermore, our new series is linked to the post-World War II era (documented by David Hummels), so that we can be more precise … indices for factor prices, we then calculate total factor productivity growth pre-war and interwar for five global routes …
