Compose an essay of no less than 500 words discussing the topics covered in this unit. Your essay should include a description of at least three jobs that budgetary and financial management professionals may perform in the public sector. Discuss how these types of jobs are similar or different than the prevailing theory within the field of budgetary or financial management. Also, discuss how the practice of budgeting and financial management is influenced by external, environmental, economic, and political factors. Finally, explain how technology has influenced the practice of budgeting and financial management. You must use at least one scholarly source in addition to your textbook to complete this assignment. All sources used, including the textbook, must be referenced; paraphrased and quoted material must have accompanying citations. All references and citations used must be in APA style