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The Workshop on Spatial Economics Shuming Bao China Data Center University of Michigan sbao@umich.edu New Information - New Technology - New Directions
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Why Spatial? Location Integration Time
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A Brief Intro to Spatial Economics Spatial economics is concerned with the allocation of (scarce) resources over space and the location of economic activity: what, where, and why Spatial economics covers: Location theory Spatial competition Regional and urban economics Some core questions: Why are there cities? Why do some regions prosper while others do not? Why do we observe residential segregation? Why do firms from the same industry cluster? What are the drivers of investment? How important are firing costs to explain unemployment? What are the returns to education? Gilles Duranton, Spatial Econometrics, In The New Palgrave Dictionary of Economics, 2008, Edited by Steven N. Durlauf and Lawrence E. Blume, Palgrave Macmillan. http://www2.ef.jcu.cz/~klufova/spatial_economy/Palgrave_spatial_economics.pdf
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Related Topics central place theory Economic geography GIS data in economics housing supply international trade location theory systems of cities spatial econometrics urban economics urban agglomeration urban economics urban housing demand urban production externalities urban transportation economics
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Challenges for Spatial Economics Challenges in theory: Unified general equilibrium approach to spatial economics Microfoundations of trade costs Theory of proximity Challenges in empirical work: Develop new tools for spatial analysis Understand the mechanisms behind facts Distinguish between theories (factor endowments, urban systems and new geography) to explain regional patterns of economic activity
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A New Vision of Spatial Economics Research Objective: Complex system Research Approach: Spatial analysis Research focus: Spatial economy A Spatial Study of Social Ecosystems Based on Economy Space + Economy + Society
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The Fundamental Theory of Spatial Economics: Spatial Ecology Basic Assumptions : -Degenerative system -Increasing ecological risks: Environmental risk Health risk Social risk Core Indicators : -Biodiversity -Culture diversity
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Spatial Economics: A Core Component of Spatial Social Sciences What are the spatial patterns of data? What are the spatial trends over the time? What are spatial interactions between different aspects of the society over the time and space? What are the potential impacts of proposed actions on our complex systems?
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Spatial Theories Spatial Ecology Eugene Pleasants Odum, 1971, Fundamentals of Ecology. David Tilman, Peter Kareiva , 1997, Spatial Ecology, Princeton University Press. http://www.amazon.com/Spatial-Ecology-David-Tilman/dp/0691016534 Spatial Diffusion J. C. Hudson, 2010, Diffusion in a Central Place System, Geographical Analysis. 09/2010; (1): 45 - 58; http://onlinelibrary.wiley.com/doi/10.1111/j.1538-4632.1969.tb00604.x/pdf J. C. HudsonGeographical Analysis Spatial Attraction Samuel Frenning, Attraction Theory, http://samuelfrenning.efoliomn.com/attraction Spatial Interaction Jean-Paul Rodrigue, Spatial Interactions and the Gravity Model, http://people.hofstra.edu/geotrans/eng/methods/ch5m1en.html Spatial Convergence Farhad Rassekh, 1998, The Convergence Hypothesis: History, Theory, and Evidence, Open economies review 9: 85–105 Spatial Contamination David Greetham, 2010, The Pleasures of Contamination: Evidence, Text, and Voice in Textual Studies, Indiana University Press
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The Framework of Ecological System Five core components : 1.forcing function 2.state variable 3.flow pathways 4.interaction functions 5.feedback loops Three primary factors : 1.Spatial boundary 2.Time 3.Sub-systems
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A Dynamic Model of Spatial Segregation Initial Status Long term status Short term status
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The Production Chains Within industrial sectors Between industrial sectors Industries and regional systems
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Health Diagnostic and Risk Assessment Health diagnostics Evaluation of system stability Assessment of system risks
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Demands for Comprehensive Database Data sources : government statistics, census, survey, historical records, trade, management records, social media Population Industries and business Economic statistics Transportation Geography Environment Culture Tourism 。。。。
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Methodology Exploratory Data Analysis (descriptive reports, charts, histogram, scatterplot, ….) Exploratory Spatial Data Analysis (spatial visualization, Moran I, LISA,.…) Statistical Analysis (statistical modeling, estimates, predictions, ….) Space-Time Analysis (space-time modeling, animation,…)
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Methodology Statistical Analysis Data Collection Spatialization Spatial Classification Attribute Classification Report Analysis Graphic Analysis Space-time Analysis Spatial Analysis Mapping Analysis Spectrum Analysis Report Analysis Statistical Analysis Spatial Analysis Space-time Analysis Graphic Analysis Mapping Analysis Spectrum Analysis
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Exploratory Data Analysis Descriptive reports Box plot Histogram Multi-vari chart Run chart Pareto chart Scatter plot Stem-and-leaf plot Parallel coordinates Odds ratio Multidimensional scaling Targeted projection pursuit Principal component analysis Multilinear PCA
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Exploratory Spatial Data Analysis Tests for spatial patterns of the data Tests for spatial autocorrelation Identifying outliers over the space Identifying spatial trends o Moran I test for spatial autocorrelation : o LISA tests for spatial associations: Local Moran: Local Geary: o Variogram test for spatial stationarity and nonstationarity (variogram, covariogram, correlogram, boxplots, trend model, and statistic graphics)
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Statistical Analysis A simple regression model: A simple spatial autoregressive model: A General Form of Spatial Process Model: where W 1 and W 2 are spatial weight matrices, ~ N(0, ).
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Space-Time Analysis Spatial analysis + Time series analysis 1960 --> 2004
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Data: China Sq Km Grid Prefecture Province County Township Government Statistics o Provincial Statistics (1949 - ) o City Statistics (1996 - ) o County Statistics (1997 - ) Population Census o Census 1953 (GRID) o Census 1964 (GRID) o Census 1982 (GRID) o Census 1990 (GRID) o Census 2000 (province, city, county, township, GRID) Economic Census o Industrial Census 1995 (province, city, county, ZIP) o Basic Unit Census 2001 (province, city, county, ZIP) o Economic Census 2004 (province, city, county, ZIP) Establishments (individual companies and organizations) o Industrial Census(1995) o Basic Unit Census (2001) o Economic Census (2004) Geography and Environment o Land Use data (GRID) o Night-Time data (GRID) o Transportation (railway, highway, roads) o Rivers and Lakes o …. ZIP
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Data: US BLOCK Metropolitan State County CCD Data Sources: Applied Geographic Solutions, Inc. (“AGS” - www.appliedgeographic.com)www.appliedgeographic.com InfoGroup, Inc. (www.infogroup.com)www.infogroup.com Data Coverage: Population Census (State, County, Tract, Block, Metropolitan, CCD, Place) o Census 1970 o Census 1980 o Census 1990 o Census 2000 o Census 2010 o American Community Survey Establishments (individual companies and organizations) o Firm level records for 2013 (85 fields) o Aggregated data by State, County, Tract, Block, Metropolitan, CCD, Place, ZIP (1997-2013) TRACT
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Technology Technology An Integration of Information, Methodology and Knowledge for Spatial Intelligence Service DATA RSGIS Information + Methodology + knowledge Technology
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China & US Geo-Explorer China & US Geo-Explorer An Integration of Spatial Data and Analysis for China Studies Statistics GIS Census Charts Maps Tables Reports Data Output
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Functions Report Analysis Site Analysis Location Analysis Trend Analysis Statistical Analysis Space-Time Analysis Graphic Analysis Map Visualization GIS Statistical Analysis Spatial Analysis ESDA
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Report Analysis Select by administrative units Select by map
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Site Analysis
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Location Analysis
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Trend Analysis
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Graphic Analysis
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Statistical Analysis
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Data Export
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Map Export
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Case Studies Spatial Religion and Economic Growth Spatial Religion and Urbanization Spatial Religion and International Trade Spatial Religion and Migration Spatial Religion and Culture
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Religion and Economic Growth Literature: Polarization of religion has positive impact on economic growth Test: What is the impact of religious diversity on regional growth?
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Religion and Migration Literature: Religion discourage out-migration Test: Will the regions with more religious sites discourage out/in migration?
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Religion and Urbanization Literature: Urbanization may have negative impact on religious development Test: Where are mostly dynamic changes in religious sites located: urban, rural or transition areas?
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Religion and International Trade Literature: International trade help spread religion Test: The impact of international trade on religious distribution and growth
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Religion and Culture Literature: The spatial-temporal process can be identified with the spatial frequency of family names Test: The spatial process of different religions with the family names of Temple abbot.
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Religion and Culture Literature: The spatial-temporal process can be identified with the spatial frequency of Temple names Test: The spatial process of different religions with the names of Temples.
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Spatial Social Sciences: Research Agenda -Spatial theory: demand and supply (macro and micro, national, regional and local levels) -Spatial analysis (ESDA) of religions -Identifying the spatial structure of religions -Identifying the spatial patterns of religious distribution -Identifying outliers, spatial trends and spatial regimes -Spatial modeling for the complex system -Identifying interactions among different religions -Identifying interactions between religion, population, economy, culture and environment, …. -Location analysis of religious sites -Local functions of religious service -Spatial range of religious service -Spatial policies of religious management -The internal governance of religions -The local governance of religions
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Big Data for Spatial Social Sciences Data sources: Search engines (google, baidu, yahoo,…) Facebook Twitter Blogs WeChat QQ ….
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Online Demonstrations: Online Demonstrations: China Geo-Explorer http://chinadataonline.org/cge US Geo-Explorer http://chinadataonline.org/uge Spatial Explorer of Religion http://chinadataonline.org/religionexplorer Spatial Explorer of Crime http://usgeoexplorer.org/ucrime http://chinadataonline.org/cgehttp://chinadataonline.org/ugehttp://chinadataonline.org/religionexplorerhttp://usgeoexplorer.org/ucrime
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