flexpaneldid: A Stata Toolbox for Causal Analysis with Varying Treatment Time and Duration
The paper presents a modification of the matching and difference-in-differences approach of Heckman et al. (1998) for the staggered treatment adoption design and a Stata tool that implements the approach. This flexible conditional difference-in-differences approach is particularly useful for causal analysis of treatments with varying start dates and varying treatment durations. Introducing more flexibility enables the user to consider individual treatment periods for the treated observations and thus circumventing problems arising in canonical difference-in-differences approaches. The open-source flexpaneldid toolbox for Stata implements the developed approach and allows comprehensive robustness checks and quality tests. The core of the paper gives comprehensive examples to explain the use of the commands and its options on the basis of a publicly accessible data set.
Nowcasting East German GDP Growth: a MIDAS Approach
Economic forecasts are an important element of rational economic policy both on the federal and on the local or regional level. Solid budgetary plans for government expenditures and revenues rely on efficient macroeconomic projections. However, official data on quarterly regional GDP in Germany are not available, and hence, regional GDP forecasts do not play an important role in public budget planning. We provide a new quarterly time series for East German GDP and develop a forecasting approach for East German GDP that takes data availability in real time and regional economic indicators into account. Overall, we find that mixed-data sampling model forecasts for East German GDP in combination with model averaging outperform regional forecast models that only rely on aggregate national information.
The Regional Effects of a Place-based Policy – Causal Evidence from Germany
Regional Science and Urban Economics,
The German government provides discretionary investment grants to structurally weak regions in order to reduce regional inequality. We use a regression discontinuity design that exploits an exogenous discrete jump in the probability of regional actors to receive investment grants to identify the causal effects of the policy. We find positive effects of the programme on district-level gross value-added and productivity growth, but no effects on employment and gross wage growth.
Power Generation and Structural Change: Quantifying
Economic Effects of the Coal Phase-out in Germany
IWH Discussion Papers,
In the fight against global warming, the reduction of greenhouse gas emissions is a major objective. In particular, a decrease in electricity generation by coal could contribute to reducing CO2 emissions. Using a multi-region dynamic general equilibrium model, this paper studies potential economic consequences of a coal phase-out in Germany. Different regional phase-out scenarios are simulated with varying timing structures. We find that a politically induced coal phase-out would lead to an increase in the national unemployment rate by about 0.10 percentage points from 2020 to 2040, depending on the specific scenario. The effect on regional unemployment rates varies between 0.18 to 1.07 percentage points in the lignite regions. However, a faster coal phase-out can lead to a faster recovery. The coal phase-out leads to migration from German lignite regions to German non-lignite regions and reduces the labour force in the lignite regions by 10,000 people by 2040.
Do Conventional Monetary Policy Instruments Matter in Unconventional Times?
Deutsche Bundesbank Discussion Paper,
This paper investigates how declines in the deposit facility rate set by the ECB affect euro area banks’ incentives to hold reserves at the central bank. We find that, in the face of lower deposit rates, banks with a more interest-sensitive business model are more likely to reduce reserve holdings and allocate freed-up liquidity to loans. The result is driven by well-capitalized banks in the non-GIIPS countries of the euro area. This reveals that conventional monetary policy instruments have limited effects in restoring monetary policy transmission during times of crisis.
02.07.2019 • 16/2019
Weiter gute Stimmung in Sachsen-Anhalts Mittelstand
Der Mittelstand in Sachsen-Anhalt verzeichnet bislang keine stärkere Konjunkturabschwächung. Das geht aus einer gemeinsamen Umfrage von Creditreform und Leibniz-Institut für Wirtschaftsforschung Halle (IWH) hervor, an der sich 465 vorrangig kleine und mittlere Unternehmen aus Sachsen-Anhalt beteiligt haben. Die überwiegende Mehrzahl der befragten Unternehmen (72,4%) schätzt die aktuelle Geschäftslage weiterhin mit „sehr gut“ bzw. „gut“ ein. In der Vorjahresumfrage gab es ähnlich viele positive Meldungen (75,2% der Befragten). Günstig für die Wirtschaftslage im Mittelstand sind weiterhin die kräftige Binnennachfrage, der private Konsum und die Bautätigkeit.
The Economic Impact of Changes in Local Bank Presence
This study analyzes the economic consequences of changes in the local bank presence. Using a unique data set of banks, firms and counties in Poland over the period 2009–14, it is shown that changes strengthening the relationship banking model are associated with local labour market improvements and easier small and medium-sized enterprise access to bank debt. However, only the appearance of new, more aggressive owners of large commercial banks stimulates new firm creation.
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