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effect of shocks using generalised spatio-temporal impulse responses. These highlight the diffusion of shocks both over time …
Persistent link: https://www.econbiz.de/10013148339
This paper is concerned with testing the time series implications of the capital asset pricing model (CAPM) due to … Sharpe (1964) and Lintner (1965), when the number of securities, N, is large relative to the time dimension, T, of the return …
Persistent link: https://www.econbiz.de/10013107698
This paper is concerned with empirical and theoretical basis of the Efficient Market Hypothesis (EMH). The paper begins with an overview of the statistical properties of asset returns at different frequencies (daily, weekly and monthly), and considers the evidence on return predictability, risk...
Persistent link: https://www.econbiz.de/10013141228
world have altered the transmission mechanism of international business cycles to Latin America. Evidence based on a Global … world shows that the long-term impact of a China GDP shock on the typical Latin American economy has increased by three … times since mid-1990s. At the same time, the long-term impact of a US GDP shock has halved, while the transmission of shocks …
Persistent link: https://www.econbiz.de/10013121741
It is sometimes said that an effect of the COVID-19 pandemic will be heightened appreciation of the importance of scientific research and expertise. We test this hypothesis by examining how exposure to previous epidemics affected trust in science and scientists. Building on the "impressionable...
Persistent link: https://www.econbiz.de/10013314974
exploit a dataset combining Gallup World Polls and Global Findex surveys for some 250,000 individuals in 140 countries … in full-time employment have the greatest tendency to shift to online/mobile transactions in response to epidemics …
Persistent link: https://www.econbiz.de/10013406444