The Impact of Contract Enforcement Costs on Value Chains and Aggregate Productivity von Boehm, Johannes

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Misallocation in the Market for Inputs: Enforcement and the Organization of Production von Boehm, Johannes, Oberfield, Ezra

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The Burden of Obesity in Cardiac Surgery: A 14 years’ Follow-Up of 14.754 Patients von Beckmann, Alexander, Poehlmann, Maximilian, Mayr, Patrick, Krane, Markus, Boehm, Johannes

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The Impact of Contract Enforcement Costs on Outsourcing and Aggregate Productivity von Boehm, Johannes

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Different Rates of Bioprosthetic Aortic Valve Failure With Perimount™ and Trifecta™ Bioprostheses von Lange, Rüdiger, Alalawi, Zahra, Voss, Stephanie, Boehm, Johannes, Krane, Markus, Vitanova, Keti

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Study protocol of a phase 2, randomised, placebo-controlled, double-blind, adaptive, parallel group clinical study to evaluate the efficacy and safety of recombinant alpha-1-microg... von Mazer, C David, Siadati-Fini, Niloufar, Boehm, Johannes, Wirth, Felix, Myjavec, Andrej, Brown, Craig D, Koyner, Jay L, Boening, Andreas, Engelman, Daniel T, Larsson, Tobias E, Renfurm, Ronny, de Varennes, Benoit, Noiseux, Nicolas, Thielmann, Matthias, Lamy, Andre, Laflamme, Maxime, von Groote, Thilo, Ronco, Claudio, Zarbock, Alexander

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The Comparative Advantage of Firms von Boehm, Johannes, Dhingra, Swati, Morrow, John

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Application of ray-traced tropospheric slant delays to geodetic VLBI analysis von Hofmeister, Armin, Böhm, Johannes

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Optimal distribution of VLBI transmitters in the Galileo space segment for frame ties von Wolf, Helene, Böhm, Johannes

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Troposphere mapping functions for GPS and very long baseline interferometry from European Centre for Medium-Range Weather Forecasts operational analysis data von Boehm, Johannes, Werl, Birgit, Schuh, Harald

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Optimizing schedules for the VLBI global observing system von Schartner, Matthias, Böhm, Johannes

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Improving dUT1 from VLBI intensive sessions with GRAD gradients and ray-traced delays von Landskron, Daniel, Böhm, Johannes

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Global zenith wet delay modeling with surface meteorological data and machine learning von Li, Qinzheng, Böhm, Johannes, Yuan, Linguo, Weber, Robert

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Global Mapping Function (GMF): A new empirical mapping function based on numerical weather model data von Boehm, J., Niell, A., Tregoning, P., Schuh, H.

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Effect of different tropospheric mapping functions on the TRF, CRF and position time-series estimated from VLBI von Tesmer, Volker, Boehm, Johannes, Heinkelmann, Robert, Schuh, Harald

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Do we need to rethink treatment of aortic valve pathologies in younger patients? von Krane, Markus, Wirth, Felix, Boehm, Johannes, Lange, Rüdiger

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Short Note: A global model of pressure and temperature for geodetic applications von Boehm, J, Heinkelmann, R, Schuh, H

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On the importance of accurate pole and station coordinates for VLBI Intensive baselines von Kern, Lisa, Schartner, Matthias, Böhm, Johannes, Böhm, Sigrid, Nothnagel, Axel, Soja, Benedikt

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Biochar vs. clay: Comparison of their effects on nutrient retention of a tropical Arenosol von Beusch, Christine, Cierjacks, Arne, Böhm, Johannes, Mertens, Jan, Bischoff, Wolf-Anno, de Araújo Filho, José Coelho, Kaupenjohann, Martin

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The impact of contract enforcement costs onoutsourcing and aggregate productivity von Boehm, Johannes

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