前 言................................................................................................................................................................ 2
第一章GAMS的操作方法................................................................................................... 4
1.MENUS AND WINDOWS......................................................................................................... 4
1.0进入GAMS系统..................................................................................................................... 4
1.1 FILE MENU................................................................................................................................ 5
1.2 EDIT MENU............................................................................................................................ 14
1.3 SEARCH MENU................................................................................................................... 14
1.4 WINDOWS MENU.............................................................................................................. 16
1.5 HELP MENU........................................................................................................................... 17
第二章GAMS的程序语法................................................................................................. 19
2. GAMS程序基本结构................................................................................................................ 19
2.0概述............................................................................................................................................... 19
2.1 SET、ALIAS、AND TABLE语法范例................................................................ 20
2.2 PARAMETER AND SCALAR语法范例.............................................................. 21
2.3 VARIABLE语法范例....................................................................................................... 22
2.4 EQUATION语法范例....................................................................................................... 23
2.5 MODEL语法范例................................................................................................................ 25
2.6 SOLVE语法范例.................................................................................................................. 26
2.7如何将数据导出至EXCEL............................................................................................ 26
2.8以实例说明输出文件的基本结构............................................................................... 27
2.9 GAMS的其它语法及注意事项.................................................................................... 37
第三章GAMS绘图功能........................................................................................................ 48
3. 在GAMS接口中绘图.............................................................................................................. 48
3.0 GAMS绘图窗口介绍(CHART WINDOW).......................................................... 48
3.1 GAMS图表编辑窗口(CHARTEDITOR).............................................................. 49
3.2 GAMS绘图步骤.................................................................................................................... 52
3.3折线图(LINE CHART)...................................................................................................... 52
3.4直方图(BAR CHART)........................................................................................................ 56
3.5扇形图(PIE CHART)........................................................................................................... 57
3.6股票走势图(MULTI LINE CHART FOR STOCKDATA).......................... 58
3.7 3D曲面图(3DSURFACE CHART).......................................................................... 59
3.8将资料导出至EXCEL............................................................................. 60
第四章GAMS基本范例........................................................................................................ 62
4. 基本范例............................................................................................................................................ 62
4.0范例一:效用最大化问题............................................................................................... 62
4.1范例二:比较静态分析问题.......................................................................................... 63
4.2范例三:CGE模型.............................................................................................................. 66
4.3范例四:家计单位优化模型.......................................................................................... 70
4.4范例五:理想化成长模型............................................................................................... 73
4.5范例六:利用GAMS绘图............................................................................................. 76