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- (Econmetrics) Q.1 How can you test for general misspecification of model if it would have only (any of) two independent variables?Using Y as the dependent variable and X1, X2, X3, X4 and X5 as the explanatoryvariables, formulate an econometric model for data that is (i) time series data (ii)cross-sectional data and (iii) panel data – (Hint: please specify the specific model herenot its general form).Question A team of environmental researchers is undertaking a comprehensive study to explore the relationship between car usage and air quality in cities of various sizes. The study focuses on PM2.5 levels, small particulate matters that significantly impact health and are often associated with vehicle emissions. To account for other factors that may affect air quality, the researchers include additional variables in their analysis. The amount of green space in each city is considered, recognizing its potential role in air purification and pollution reduction. Moreover, the study exam- ines the impact of environmental regulations, which vary across cities and can profoundly influence pollution levels through policy measures. The dataset for the study is comprehensive, encompassing a broad spectrum of cities, from densely populated metropolises to smaller towns. This diversity provides a rich context for analyzing how urban scale and characteristics interplay with vehicular emissions…
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- Case Studies Economic Development Planner You have just been hired as an economic development planner working for a businesswoman who builds large shopping stores and malls in cities. The company wants to build a regional shopping center in a nearby city that is surrounded by a large rural population. To help them conduct a feasibility study, please address the following questions. 1. What type of population-related decisions should be made to determine the best location for the shopping center? For example, is there a demand for new retail stores? 2. What type of population and related information would you need to collect to help determine the best location for the center? 3. What types of analysis would you perform with the information?1. A Travel-Cost Method Now it is time for your first consulting job as an environmental economist. The Forest Service would like to know whether they should preserve some national forest land, previously slated to be logged, for hiking. You are helping do a travel-cost analysis to estimate the annual benefits of hiking in this area. Survey data has been gathered from 500 hikers who visited the forest last year. This forest did not charge an entrance fee. Using a statistical technique called regression analysis, you have controlled for differences in income, employment status, age, and other important factors that might affect the number of hiking trips taken. Taking these factors into account, you have developed the following relationship: Zone Population in Cost Per Hiking Hiking Trips zone Trip Per Person Taken Per Zonal Person Per Year 1 1,000 2 3,000 3 2,000 20 8 40 6 80 2 where cost includes gas, tolls, fares, hotels, and the value of time spent traveling. a. Graph a linear…MCQ: Which option is correctDemographics in Europe (like Sweden for example) in the first half of the 19th century (between 1800 and 1850) were characterized by ______________A) high fertility and high life expectancy at birth B) high fertility and low life expectancy at birth C) low fertility and high life expectancy at birth D) low fertility and low life expectancy at birth
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