Showing 21 - 30 of 330
This paper uses an approach recently suggested by Gabaix (Eonometrica 2011) to investigate for the first time the role of idiosyncratic shocks to the largest firms in the dynamics of imports by firms from manufacturing industries. For Germany we find evidence that imports are power-law...
Persistent link: https://www.econbiz.de/10010478927
This paper analyses the statistical distribution of war size. We find strong support for a Pareto-type distribution (power law) using data from different sources (COW and UCDP) and periods. A power law describesaccurately the size distribution of all wars, but also the distribution of the sample...
Persistent link: https://www.econbiz.de/10010491243
In the physical sciences, order and disorder refer to the presence or absence of some symmetry or correlation in a many-particle system. It follows that it is important to examine whether there is any regularity hidden in the phase transition of the disorder-order relationship. In this paper a...
Persistent link: https://www.econbiz.de/10011403572
The first essay examines news and the cross section of returns. Using a sentiment score provided by Thomson Reuters to measure the tone of news articles, this paper examines monthly portfolio returns constructed from information about past news articles. The sentiment score is obtained from the...
Persistent link: https://www.econbiz.de/10009450776
Analyzing the topological properties of the network of shareholding relationships among the Euro Area banks we evaluate the relevance of a bank in the ?nancial system respect to ownership and control of other banks. We ?nd that the degree distribution of the European banking network displays...
Persistent link: https://www.econbiz.de/10011739588
This paper uses firm-level data on manufacturing trade from 40 developing countries to explore how the five largest exporters in a country contribute to export growth and diversification. The origins of these firms are also studied. The data show that the top five exporters account for on...
Persistent link: https://www.econbiz.de/10011786379
"Learning-by-doing" is usually identified as a process whereby performance increases with experience in production. The paper investigates different patterns of "learning by doing", studying learning curves at product level. Cost-quantity relationships differ a lot across products belonging to...
Persistent link: https://www.econbiz.de/10011789729
Purpose: This research seeks to answer the basic question, "As a city evolves from an industrial city to a knowledge one, are its open innovation activities vitalized?" Design/methodology/approach: In this research, we compare the total number of patent applications, the number of joint...
Persistent link: https://www.econbiz.de/10011808494
Since the global financial crisis and the related restructuring of banking systems, bank concentration is on the rise in many countries. Consequently, bank size and its role for macroeconomic volatility (or: stability) is the subject of intense debate. This paper analyzes the effects of...
Persistent link: https://www.econbiz.de/10012109693
Research background: studies of structures of incomes distributions have been performer for about 15 years. They indicate that there is no one model which describes the distributions in their whole range. This effect is explained by the existence of different mechanisms yielding to low-medium...
Persistent link: https://www.econbiz.de/10012232554