gmm estimation

[morag]

hello,

im trying to estimate a gmm system from this form:

gmm system to estimate.docx

the equation im trying to estimate

(13.93 KiB) Downloaded 272 times

and i keep on getting the 'syntax error' warning, i wonder what did i do wrong. i write it like this: (where c(48) is the alpha parameter and c(49) is the sigma parameter- in both equations)

Verbo=c(1)*northnothaifa+c(2)*jerusalem+c(3)*haifa+c(4)*northcenter+c(5)*southcenter+c(6)*south+c(7)*TLV+c(8)*grapefruityellow+c(9)*grapefruitred+c(10)*banana+c(11)*lemon+c(12)*grapebright+c(13)*grapedark+c(16)*pom+c(17)*pomred+c(19)*klem+c(20)*klemichal+c(22)*klemtapuzina+c(23)*tapuz+c(24)*applegala+c(25)*applejoe+c(26)*applemuz+c(27)*applesmith+c(28)*appleana+c(29)*applepinkrispy+c(40)*automn+c(41)*spring+c(42)*winter+c(43)*summer+c(44)*rain+c(45)*mintemp+c(46)*maxtemp+c(47)*protest–c(48)*price+c(49)*ln(sjg2) @ pricesito _1 _2 _3 _4 _5 _6 northnothaifa jerusalem haifa northcenter southcenter south TLV grapefruityellow grapefruitred banana lemon grapebright grapedark pom pomred klem klemichal klemtapuzina tapuz applegala applejoe applemuz applesmith appleana applepinkrispy automn spring winter summer rain mintemp maxtemp protest

Lnprice=c(50)*northnothaifa+c(51)*jerusalem+c(52)*haifa+c(53)*northcenter+c(54)*southcenter+c(55)*south+c(56)*TLV+c(57)*grapefruityellow+c(58)*grapefruitred+c(59)*banana+c(60)*lemon+c(61)grapebright+c(62)*grapedark+c(63)*pom+c(64)*pomred+c(65)*klem+c(66)*klemichal+c(67)*klemtapuzina+c(68)*tapuz+c(69)*applegala+c(70)*applejoe+c(71)*applemuz+c(72)*applesmith+c(73)*appleana+c(74)*applepinkrispy+c(75)*automn+c(76)*spring+c(77)*winter+c(78)*summer+c(79)*fruitmintemp+c(80)*rainfruit+c(81)*maxtempfruit+c(82)*salary+c(83)*water+c(84)*pricesito+c(85)*foe+c(86)*protest+c(87)*katiff–ln((c(48)*(1-c(49)*sjg2-(1-c(49))*sjt2)/(c(48)*( 1-c(49)*sjg2-(1-c(49))*sjt2)+1-c(49)) @ q_average northnothaifa jerusalem haifa northcenter southcenter south TLV grapefruityellow grapefruitred banana lemon grapebright grapedark pom pomred klem klemichal klemtapuzina tapuz applegala applejoe applemuz applesmith appleana applepinkrispy automn spring winter fruitmintemp rainfruit maxtempfruit salary water foe pricesito protest katiff

thanks a lot.

[EViews Gareth]

There may be other issues, but one that stands out is that you appear to be using ln as a function, where you should be using @log