Abteilung Volkswirtschaftslehre Universität Mannheim L 7, 35 68131 Mannheim
room: 129 phone: +49 621 181 1938 eMail: cjentsch@mail.unimannheim.de office hours: on appointment
Academic Positions
02/2015  01/2016 Professor (W3, temporary position, two semesters) for Statistics, Department of Economics, University of Mannheim
10/2014  01/2015 Professor (W2, temporary position, one semester) for Mathematical Statistics, Department of Mathematics, University of Bayreuth
since 2014 Associate member of the RTG 1953 "Statistical Modeling of Complex Systems and Processes", Universities of Mannheim and Heidelberg
since 2011 Member of the SFB 884 "The Political Economy of Reforms", University of Mannheim
since 02/2011 Postdoc, University of Mannheim
03/2007  01/2011 PhD student, Technical University of Braunschweig
Education
2010 PhD, Technical University of Braunschweig
2007 Diploma in Mathematics, Technical University of Braunschweig
ThirdParty Funded Projects
"Time Series Modeling of Dynamic Networks", Eliteprogramm für Postdoktorandinnen und Postdoktoranden, BadenWürttemberg Stiftung, 2016  2017.
Editorial Work
Associate Editor for "Statistics & Probability Letters" (since 2016)
(Nonstationary and Multivariate) Time Series Analysis Bootstrap Techniques for Dependent Data Fourier and Wavelet Methods in Statistics Statistical Analysis of Text Data Highdimensional Time Series Modeling for Networks Time Series Econometrics
Meyer, M., Jentsch, C. and Kreiss, J.P. (2016). Baxter's Inequality and Sieve Bootstrap for Random Fields. To appear in Bernoulli. (Technical Report)
Jentsch, C. and Leucht, A. (2016). Bootstrapping sample quantiles of discrete data. Annals of the Institute of Statistical Mathematics 68, No. 3, 491539.(Technical Report)
Brüggemann, R., Jentsch, C., and Trenkler, C. (2016). Inference in VARs with Conditional Heteroskedasticity of Unknown Form. Journal of Econometrics 191, 6985. revised pdf. (Technical Report)
Jentsch, C. and Kirch, C. (2015). How much information does dependence between wavelet coefficients contain? To appear in Journal of the American Statistical Association. pdf
Jentsch, C. and Politis, D. N. (2015). Covariance matrix estimation and linear process bootstrap for multivariate time series of possibly increasing dimension. The Annals of Statistics 43, No. 3, 11171140. pdf, supplement, R code
Jentsch, C., Paparoditis, E., and Politis, D. N. (2015). Block bootstrap theory for multivariate integrated and cointegrated time series. Journal of Time Series Analysis 36, No. 3, 416441. (revised pdf)
Jentsch, C. and Pauly, M. (2015). Testing equality of spectral densities using randomization techniques. Bernoulli 21, No. 2, 697739. pdf, supplement
Jentsch, C. and Subba Rao, S. (2015). A test for second order stationarity of a multivariate time series. Journal of Econometrics 185, No. 1, 124161. (revised pdf)
Jentsch, C. and Politis, D. N. (2013) Valid resampling of higher order statistics using linear process bootstrap and autoregressive sieve bootstrap. Communications in Statistics  Theory and Methods 42, No. 7, 12771293. pdf
Jentsch, C., Kreiss, J.P., Mantalos, P. and Paparoditis, E. (2012). Hybrid bootstrap aided unit root testing. Computational Statistics 27, No. 4, 779797. Link
Jentsch, C. (2012). A new frequency domain approach of testing for covariance stationarity and for periodic stationarity in multivariate linear processes. Journal of Time Series Analysis 33, No. 2, 177192. pdf
Jentsch, C. and Mammen, E. (2012). Discussion on the paper ‘‘Bootstrap for dependent data: A review’’ by JensPeter Kreiss and Efstathios Paparoditis. Journal of the Korean Statistical Society 40, No. 4, 391392. Link
Jentsch, C. and Pauly, M. (2012). A note on periodogrambased distances for comparing spectral densities. Statistics and Probability Letters 82, No. 1, 158164. pdf
Jentsch, C. and Politis, D. N. (2011). The multivariate linear process bootstrap. In: Proceedings of the 17th European Young Statisticians Meeting (EYSM). pdf
Jentsch, C. und Kreiss, J.P. (2010). The multiple hybrid Bootstrap  Resampling multivariate linear processes. Journal of Multivariate Analysis 101, No. 10, 23202345. pdf
Bandyopadhyay, S., Jentsch, C. and Subba Rao, S. (2016). A test for stationarity for spatiotemporal data. Submitted.
Jentsch, C., Lee, E. R. and Mammen, E. (2015). Statistical inference on party positions from texts: statistical modeling, bootstrap and adjusting for time effects. Submitted.
Jentsch, C. (2010). The Multiple Hybrid Bootstrap and Frequency Domain Testing for Periodic Stationarity, Dissertation, TU Braunschweig. pdf
Jentsch, C. (2006). Asymptotik eines nichtparametrischen Kernschätzers für zeitvariable autoregressive Prozesse (in German), Diploma Thesis, TU Braunschweig. pdf
CMStatistics 2016, Seville, Spain, December 2016 "tba"
3nd Conference of the International Society for NonParametric Statistics (ISNPS), Avignon, France, June 2016 "Bootstrapping INAR models"
Analysis of Nonstationary Multivariate Time Series Workshop 2016, Lancaster, UK, April 2016 "Empirical characteristic functionsbased estimation and distance correlation for locally stationary processes"
12th German Probability and Stochastic Days, Bochum, Germany, March 2016 "Empirical characteristic functionsbased estimation and distance correlation for locally stationary processes"
9th International Conference on Computational and Financial Econometrics, London, UK, December 2015 "Empirical characteristic functionsbased estimation and distance correlation for locally stationary processes"
NBER  NSF Time Series Conference 2015, Vienna, Austria, September 2015 "Inference in VARs with Conditional Heteroskedasticity of Unknown Form" (poster)
Statistische Woche 2015, Hamburg, Germany, September 2015 "Empirical characteristic functionbased estimation for locally stationary processes" and "Parteien im politischen Spektrum: Statistische Modellierung und Schätzung der Positionen aus Textdaten  Deutsche Bundestagswahlen 1990 – 2013"
Workshop: Recent developments in statistics for complex dependent data, Loccum, Germany, August 2015 "Bootstrapping INAR models" and "Inference in VARs with Conditional Heteroskedasticity of Unknown Form" (poster)
30th European Meeting of Statisticians, Amsterdam, Netherlands, July 2015 "Bootstrapping INAR models"
Workshop on New Developments in Econometrics and Time Series, Bochum, Germany, June 2015 "Covariance matrix estimation and linear process for multivariate time series of possibly increasing dimension"
Statistische Woche 2014, Hanover, Germany, September 2014 "Bootstrapping Sample Quantiles of Discrete Data"
11th International Vilnius Conference on Probability Theory and Mathematical Statistics, Vilnius, Lithuania, July 2014 "Bootstrapping Sample Quantiles of Discrete Data"
2nd Conference of the International Society for NonParametric Statistics (ISNPS), Cadiz, Spain, June 2014 "Bootstrapping Sample Quantiles of Discrete Data"
11th German Probability and Stochastic Days, Ulm Germany, March 2014 "Bootstrapping Sample Quantiles of Discrete Data"
Conference on Recent Developments in Bootstrap Methods for Time Series Data, Copenhagen, Denmark, September 2013 "Covariance matrix estimation and linear process bootstrap for multivariate time series of possibly increasing dimension"
29th European Meeting of Statisticians, Budapest, Hungary, July 2013 "Local polynomial fits for locally stationary processes"
1st GermanPolish Joint Conference on Probability Theory and Mathematical Statistics, Torun, Poland, June 2013 "Penalized Approach for Estimating Party Positions with TimeVarying Word Weights from Texts"
3rd joint Statistical Meeting DAGStat 2013, Freiburg, March 2013 "Penalized Approach for Estimating Party Positions with TimeVarying Word Weights from Texts"
SFB Conference on the Evaluation of Political Reforms, Mannheim, December 2012 "Penalized Approach for Estimating Party Positions with TimeVarying Word Weights from Texts" (Poster)
SFB Text Analysis Workshop, Mannheim, October 2012 "Penalized Approach for Estimating Party Positions with TimeVarying Word Weights from Texts"
1st Conference of the International Society for NonParametric Statistics (ISNPS), Chalkidiki, Greece, June 2012 "The multivariate linear process bootstrap for stationary time series of possibly increasing dimension"
10th German Probability and Stochastic Days, Mainz, March 2012 "Testing equality of spectral densities using randomization techniques"
17th European Young Statisticians Meeting, Lisbon, Portugal, September 2011 "The multivariate linear process bootstrap"
Statistics, Mathematics and Applications in Fréjus, France, September 2011 "The multivariate linear process bootstrap"
2nd NTH Workshop on Finance and Insurance Mathematics, Braunschweig, June 2011 "The multivariate linear process bootstrap"
Interdisciplinary workshop on Econometric and Statistical Modelling of Multivariate Time Series, LouvainlaNeuve, Belgium, May 2011 "Testing equality of spectral densities using randomization techniques" (Poster)
Workshop zur Theorie und Anwendung lernender Algorithmen fur Ingenieure und Naturwissenschaftler, Braunschweig, June 2010 "(Hybride) Bootstrapverfahren fur Zeitreihendaten  Wie konstruiert man gute Konfidenzintervalle?"
Conference on Resampling and High Dimensional Data, College Station, USA, March 2010 "The multiple Hybrid Bootstrap  Resampling multivariate linear processes"
NTH Workshop on Finance and Insurance Mathematics, Braunschweig, March 2010 "The multiple Hybrid Bootstrap  Resampling multivariate linear processes"
9th German Open Conference on Probability and Statistics 2010, Leipzig, March 2010 "The multiple Hybrid Bootstrap  Resampling multivariate linear processes"
NBER  NSF Time Series Conference 2009, Davis, USA, September 2009 "The multiple Hybrid Bootstrap  Resampling multivariate linear processes" (Poster)
Pfingsttagung 2009 der Deutschen Statistischen Gesellschaft, Merseburg, June 2009 "The multiple Hybrid Bootstrap  Resampling multivariate linear processes"
International Workshop on Recent Advances in Time Series Analysis , Protaras, Cyprus, June 2008 "A modfied autoregressive aided periodogram bootstrap method"
Workshop on Bootstrap and Time Series, Kaiserslautern, June 2008 "A modified autoregressive aided periodogram bootstrap method"
University of Bonn, June 2016 "Empirical characteristic functionsbased estimation and distance correlation for locally stationary processes"
University of Magdeburg, May 2016 "Empirical characteristic functionsbased estimation and distance correlation for locally stationary processes"
University of Vienna, Vienna, Austria, April 2016 "Asymptotic Theory and Bootstrap Inference for weak VARs and weak Proxy SVARs"
Lund University, Lund, Sweden, April 2016 "Asymptotic Theory and Bootstrap Inference for weak VARs and weak Proxy SVARs"
Texas A&M University, College Station, USA, November 2015 "Empirical characteristic functionsbased estimation and distance correlation for locally stationary processes"
HelmutSchmidt University of Hamburg, Mai 2015 "Parteien im politischen Spektrum: Statistische Modellierung und Schätzung der Positionen aus Textdaten  Deutsche Bundestagswahlen 1990 – 2013"
University of Bayreuth, January 2015 "Bootstrapping INAR models"
Technical University of Munich, May 2013 "Covariance matrix estimation and linear process bootstrap for multivariate time series of possibly increasing dimension"
University of Hamburg, February 2012 "Testing equality of spectral densities using randomization techniques"
Technical University of Dortmund, November 2011 "Testing equality of spectral densities using randomization techniques"
University of Düsseldorf, June 2011 "Stationär oder nicht stationär? Testen auf Stationaritat in periodisch staionaren Modellen"
Karlsruhe Institute of Technology, May 2011 "Testing equality of spectral densities using randomization techniques"
Universit of Heidelberg, January 2011 "Frequency domain testing for stationarity and for periodic stationarity in multivariate linear processes"
University of Cyprus, Nicosia, Cyprus, October 2009 "The multiple Hybrid Bootstrap  Resampling multivariate linear processes"
