【正文】 ulla iaculis tempor felis ut cursus. 感 謝 您 的 下 載 觀 看 專家告訴 。 2023年 2月 17日星期五 下午 8時(shí) 47分 15秒 20:47: ? 1楚塞三湘接，荊門九派通。 5. 一個(gè)成長中的都市中心 6. (a growing economic unit,a firm or industry, has bee a spatial unit, a city) 研究如何將一個(gè)增長的經(jīng)濟(jì)單位（一個(gè)公司或產(chǎn)業(yè)）擴(kuò)散到其它的經(jīng)濟(jì)單位，變成如何將一個(gè)地方的增長觸動(dòng)其它地方的增長 growth center, growth point, growth foci, growth nuclei, growth area, core region, etc. Hirschman： unbalanced growth strategy ? 優(yōu)先發(fā)展基礎(chǔ)和中間產(chǎn)業(yè)：有較好的前向后相關(guān)聯(lián) ? 在大城市發(fā)展 ?UrbanIndustrial growth pole strategy John Friedmann: Coreregion development strategy ? 1966, Regional Development Policy: A Case Study of Venezuela. ? centerperiphery structure ? The activation of new core regions in the periphery ? Core region: metropolitan areas with a high propensity for economic growth and for filtering this growth to other parts of the economy Friedmann: Rank order of core region ? First National metropolis ? Second Regional capital ? Third Subregional center ? Fourth Local service center . TVA, 巴西新都，非洲 , etc. 1960s應(yīng)用的最廣 The Case of TVA ? TVA (Tennessee Valley Authority) ? Franklin Roosevelt, New Deal (after the great depression) ? 1933, TVA Act ? 1942, 興建 12個(gè)水利發(fā)電廠； employment: 28,000 ? 1950s, 成為最大電力供應(yīng)商（包括火力發(fā)電） ? 1960s,發(fā)展核電廠 ? 1973， 能源危機(jī)（ energy demand dropped, construction cost rose, plants cancelled) ? 1990s,競爭，裁員一半 Difficulties: l technical problems: 如何選一個(gè)點(diǎn) ， size, sectors, firms? l appropriate timespan, 1525 years? Over the length of electoral cycle l 于當(dāng)?shù)厣鐣幕?dòng)？如何保證驅(qū)