agtpa_applications      International Trade Data for Application
                        Exercises in AGTPA
tp_summary_app_1        Application 1 (Traditional Gravity Estimates)
                        Reporting Style
tp_summary_app_2        Application 2 (The "Distance Puzzle" Resolved)
                        Reporting Style
tp_summary_app_3        Application 3 (Regional Trade Agreements
                        Effects) Reporting Style
