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Stochastic particle methods for the coagulation-fragmentation Smoluchowski equation are developed and a general variance reduction technique is suggested. This method generalizes the mass-flow approach due to H. Babovsky, and has in focus the desired band of the size spectrum. Estimations of the...
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The paper quantifies the role of factors associated with the growth (or decline) of micro and small businesses in European economies. The growth is related to the levels of employment and value added in enterprises, as well as, ten institutional variables. We test the data for consistency of...
Persistent link: https://www.econbiz.de/10012918888
We examine how regularly scheduled macroeconomic announcements for the U.S., Germany and the euro area affect the German stock market, using high-frequency, minute-by-minute DAX data. Our study extends the literature on high-frequency announcement effects in several ways. First, we account for...
Persistent link: https://www.econbiz.de/10010190208
We estimate a gravity model for 205 international trading partners over the period 1954-2014, by allowing for multiple layers of heterogeneity. The first layer of heterogeneity arises from the interactions between the gravity variables, and the second one comes from country pairs that differ in...
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