《实验经济学》第七讲：经济实验程序开发方法

2009 4

1Visual Basic

Microsoft Visual Basic 6.0

EXE

Form1

FormVB

VBVBVB

VB

Form1frmHello

111Hello

frmHelloHello

VB

FormfrmLabellblTextBoxtxtCommandButtoncmd

txtInput

frmHello

frmHelloCaptionHello

ImagefrmHelloImage1

Image1Picture

Image1Image1

Image1Image1imgNinghuaVisibleFalse

VB

labelfrmHelloLabel1

Label1lblHelloimgNinghua

lblHelloCaptionHello, everyone.lblHelloFontlblHello

lblHello

Private Sub lblHello_Click()

End Sub

lblHello_Click

VBVB

lblHello_ClicklblHello

Private Sub lblHello_Click()End SublblHelloVB

Private Sub lblHello_Click()

imgNinghua.Visible = True

End Sub

Hello, everyone.

VB

Hello.exe(K),Hello.exe

Balloon.Color = Red Balloon.Diameter = 10 Balloon.Inflated = True

(Balloon) (Color) (Red)

Balloon.Inflate Balloon.Deflate Balloon.Rise 5

Sub Balloon_Puncture() Balloon.Deflate Balloon.MakeNoise "Bang" Balloon.Inflated = False Balloon.Diameter = 1

End Sub

CFortran

JavaVB

Label

TextBox

TextBox

TaskObjectEventTOE

TaskObjectEventtxtPriceoptRevoptRev_Click optNRevoptRev_Click cmdOKcmdOK_Click

VBoptRevoptNRev

Programming with Visual Basic 6.0 Enhanced Edition, Diane Zak, Tutorial 2

Byte 0255Boolean True or FalseCurrency 154+/- 9E14Date 1001199991231Double +/- 5E-3241.8E308Integer -3276832767Long +/- 2000000000Object VBSingle +/- 1E-453E38String 65400Variant

BytebytBooleanblnCurrencycurDate(time)dtmDoubledblIntegerintLonglngObjectobjSinglesngStringstrVariantvnt

255VBVBVBPrint

Dim variablename As datatype

Public variablename As datatypeintRoundDim intRound As Integer

=Label1.Caption = Hello!intRound = 10curPrice = 10.23

intRound = 10intRound = intRound +5

VB0

DimPrivate Sub lblHello_Click()Dim i As IntegerEnd Sub

ilblHello_Click()

Dim

General Declaration

Public Module1

Option Explicit

VB

Option Explicit

Option Explicit

Option ExplicitDim i, j, k As IntegerDim strName As String

Dim arrayname(lower subscript To upper subscript, lower subscript To upper subscript) As datatype Public arrayname(lower subscript To upper subscript,lower subscript To upper subscript) As datatype

arrayname

lower subscript To upper subscript

VB60

Option Explicit

10curPriceDim curPrice(1 To 10, 1 To 3) As Currency

curPrice

Public Const constname As datatype = expression

VB

10X1 X

1IfThenElse

IfThenElseVB

If condition Then[instructions when the condition is true][Else[instructions when the condition is false]]End If

conditionTrue or False

ThenElse

End If

IfThenElseElse ElseEnd If

VB

VB

VB6=>>=

110 + 3 < 5 * 25 * 21010 + 31313 < 10False

27 > 3 * 4 / 23 * 41212 / 267 > 6True

UCaseLCase

UCaseUCase(String)String

UCase(String)String

UCaseUCase

LCaseLCase(String)

NotAndOrVB

NotAndOr

Not

And

Or

13 > 2 And 6 > 53 > 2True6 > 5TrueTrue And True

210 < 25 And 6 > 5 + 15 + 1610 < 25True6 > 6FalseTrue And False

38 = 4 * 2 Or 6 > 5 + 14 * 288 = 8TrueOr3

AndAndVBAnd

OrOrVBOr

2IfThenElse

1sngCostintSellerID131.221.51.8sngCost

If intSellerID = 1 Or intSellerID = 3 ThensngCost = 1.2ElseIf intSellerID = 2 ThensngCost = 1.5ElsesngCost = 1.8End IfEnd If

2

11000050010000200

22000060020000550

150

intSellerIDsngSalessngBonus

If intSellerID = 1 ThenIf sngSales >= 10000 thensngBonus = 500ElsesngBonus = 200End IfElseIf intSellerID = 2 ThenIf sngSales >= 20000 ThensngBonus = 600ElsesngBonus = 550End IfElsesngBonus = 150End IfEnd If

If intSellerID = 1 And sngSales >= 10000 ThensngBonus = 500ElseIf intSellerID = 1 And sngSales < 10000 ThensngBonus = 200ElseIf intSellerID = 2 And sngSales >= 20000 ThensngBonus = 600ElseIf intSellerID = 2 And sngSales < 20000 ThensngBonus = 550ElsesngBonus = 150End IfEnd IfEnd IfEnd If

Case

IfThenElseCase

Select Case testexpression[Case expressionlist1[instructions for the first case]][Case expressionlist2[instructions for the second case]][Case expressionlistn[instructions for the nth case]][Case Else [instructions for when the testexpression does not match any of the expressionlists]]End Select

testexpression

expressionlistCase

CaseEnd Select

Case ElseCaseCase ElseCaseEnd Select

a testexpression bCase

Select Case testexpression[Case a To b[instructions for the case of a to b]]End Select

a testexpressionCase

Select Case testexpression[Case Is >=a [instructions for the case of >=a]]End Select

1Select Case intSellerIDCase 1, 3sngCost = 1.2Case 2sngCost = 1.5Case ElsesngCost = 1.8End Select

2Select Case intSellerIDCase 1Select Case sngSalesCase Is >= 10000sngBonus = 500Case ElsesngBonus = 200End SelectCase 2Select Case sngSalesCase Is >= 20000sngBonus = 600Case ElsesngBonus = 550End SelectCase ElsesngBonus = 150End Select

2Select Case TrueCase intSellerID = 1 And sngSales >= 10000sngBonus = 500Case intSellerID = 1 And sngSales < 10000sngBonus = 200Case intSellerID = 2 And sngSales >= 20000sngBonus = 600Case intSellerID = 2 And sngSales < 20000sngBonus = 550Case ElsesngBonus = 150End Select

For NextDo WhileDo Until

1For Next

For NextFor counter = startvalue to endvalue [Step stepvalue][instructions]Next counter

Counter

startvalueendvaluestepvalue

VB1

For Next

startvalueCounter

stepvalueCounterendvaluestepvalueCounterendvalue

instructions

stepvalueCounter

CounterendvalueCounterendvalue

For Next

12150sngTPayoff1 to 1212sngTPayoff(i)i150

Dim i As IntegerDim sngTPayoff(1 To 12) As SingleFor i = 1 to 12sngTPayoff(i) = 150Next i

2Do WhileDo Until

Do While

Do Until

Do WhileDo UntilFor Next

Do While

Do While condition[loop instructions]Loop

Do Until

Do [loop instructions]Loop Until condition

conditioncondition

Do Whileconditionloop instructions

Do Untilconditionloop instructionscondtion

Do WhileFor Next

Do UntilDo Until

Do WhileDim i As IntegerDim sngTPayoff(1 To 12) As Singlei = 1Do While i

Do UntilDim i as IntegerDim sngTPayoff(1 To 12) As Singlei = 1Do sngTPayoff(i) = 150i = i + 1Loop Until i > 12

1220ABstrChoice(1 to 12, 1 to 20)strChoice(i, j)ijintChoiceA(1 to 20)A

Dim i, j As IntegerDim intChoiceA(1 To 20) As Integer

For i = 1 to 20intChoiceA(i) = 0For j = 1 to 12If strChoice(j, i) = A ThenintChoiceA(i) = intChoiceA(i) + 1End IfNext jNext i

1220sngPayoff(1 to 12, 1 to 20)sngPayoff(i, j)ijsngTPayoff(1 to 12)sngTPayoff(i) i150

Dim i, j As IntegerDim sngTPayoff(1 To 12) As Single

For i = 1 to 12sngTPayoff(i) = 150For j = 1 to 20sngTPayoff(i) = sngTPayoff(i)+ sngPayoff(i, j) Next jNext i

VB*.txt

Microsoft Excel

OpenOpen pathname For mode As # filenumber

pathname

pathname

mode

InputVB

OutputVB

AppendVB

filenumber

filenumber15111511VB511

D:\Experiment\Result.txt

Open "D:\Experiment\Result.txt" For Output As #1

CloseClose [# filenumber]

filenumber

CloseVB

Result.txtClose # 1

InputInput # filenumber, variablelist

filenumber

variablelist

1055D:\Experiment\Matching.txt10Matching.txt

11029384756

5

Proposer(1 to 5)Responder(1 to 5)

Dim i As IntegerDim Proposer(1 To 5) As Integer, Responder(1 To 5) As IntegerOpen "D:\Experiment\Matching.txt" For Input As #1For i=1 to 5Input #1, Proposer(i), Responder(i)Next iClose #1

WriteWrite # filenumber, [outputlist]

filenumber

outputlistInput

1010D:\Experiment\Result.txt

Role(i)iGroup(i)iFChoice(i) iSChoice(i) iPayoff(i)i

Open "D:\Experiment\result.txt" For Output As #1Write #1, "ID", "Role", "Group", "First Movers Choice", "Second Movers Choice", "Payoff" For i = 1 to 10Write #1, i, Role(i), Group(i), FChoice(i), SChoice(i), Payoff(i)Next iClose #1

EOFVB

EOFEnd of FileEOFEOF(filenumber)

filenumber

EOFfilenumberEOFEOF

EOFDo While Not EOF(1)[loop instructions]LoopDo [loop instructions]Loop Until EOF(1)

ESL Network Queue

ESL Network QueueVB

n

PC1PCn

2ESL Network Queue

ESL Network Queue

ESL Network QueueVBNQmonitorNQsubject

NQmonitorNQsubject

ESL Network Queue

NQmonitor

MqserverMqserverIPIPNQmonitor.mqserverNQmonitor.mqserver = ip & :2955

ipIP

OpenQueues OpenQueuesNQmonitor.mqserverNQmonitor

NQmonitor. OpenQueues

SendMessage NQmonitorSendMessageSendMessageOpenQueuesConnectQueuesNQmonitor.SendMessage Message, MessageType, Subject

MessageMessageTypeSubject

MessageArrivedMessageArrivedNQmonitorPrivate Sub NQmonitor_MessageArrived (Message As Variant, MessageType As String, Subject As Integer) [instructions]End Sub

MessageMessageTypeSubjectMessageArrived

NQsubject

SubjectNumberSubjectNumber

NQmonitorMessageArrivedSubjectSubjectNumber

NQmonitor.SendMessageSubjectSubjectNumber

MqserverNQsubject.mqserverIPIP

NQsubject.mqserver = ip & :2955 ipIP

ConnectQueuesNQsubjectSubjectNumbermqserverNQmonitor.OpenQueuesConnectQueuesNQsubject.ConnectQueues

SendMessageNQsubjectSendMessageSendMessageOpenQueuesConnectQueuesNQsubject.SendMessage Message, MessageType

MessageMessageType

MessageArrivedNQsubjectMessageArrivedPrivate Sub NQsubject_MessageArrived (Message As Variant, MessageType As String) [instructions]End Sub

MessageMessageType

3ESL Network Queue

ChatSubChatMonChatSubChatMon

ChatSub

NQsubject

ChatSubcmdConnect

txtHandle

txtMessage

txtNewMessagecmdSend

NQsubjectSubjectNumber-1

IPNQsubject.mqserver

txtMessage

txtMessageScrollBars2 - Vertical

txtMessageLockedMultiLineTrue

cmdConnectcmdConnect_Click

Private Sub cmdConnect_Click() NQsubject.ConnectQueues cmdConnect.Enabled = False End Sub

cmdSendcmdSend_Click()

Private Sub cmdSend_Click()NQsubject.SendMessage txtHandle.Text & ": " & txtNewMessage.Text & vbCrLf, ""

End Sub

NQsubjectNQsubject_MessageArrived

Private Sub NQsubject_MessageArrived(Message As Variant, MessageType As String)txtMessage.Text = txtMessage.Text & Message

End Sub

ChatSubChatSub.exe

ChatMon

IPNQmonitor.mqserver

txtMessagetxtMessageScrollBars2 - VerticaltxtMessageLockedMultiLineTrue

cmdOKcmdOK_Click()Private Sub cmdOK_Click() NQmonitor.OpenQueues cmdOK.Enabled = FalseEnd Sub

NQmonitorNQmonitor_MessageArrivedPrivate Sub NQmonitor_MessageArrived(Message As Variant, MessageType As String, Subject As Integer)txtMessage.Text = txtMessage.Text & MessageNQmonitor.SendMessage Message, "", -1End Sub

ChatMon.exe

ChatMon.exeOK

ChatSub.exeConnect,

2 Z-tree

Z-tree

Urs FischbacherZurich Toolbox for Readymade Economic ExperimentsZtreehttp://www.iew.unizh.ch/ztree/index.php

Ztree

ZtreeZleaf

Ztree

ZtreeZtree

Z-treeZtreeZleafZtree

ZtreeZleaf

ZtreeExcel

4

20

1.64

32

20

ztree.exeZtreeUntitled Treatment 1

ZtreeStage

Ztreestage tree

BackgroundGeneral Parameters

201.6

BackgroundSessionZtreeTreatmentNew Program

ProgramEfficiencyFactor = 1.6;Endowment = 20;

20

BackgroundZtreeTreatmentNew Stage:

NameContribution EntryOKContribution Entry

Contribution EntryActive screenWaiting screen

Contribution Entry

ZtreeBox

Contribution EntryActive screenZtreeTreatmentNew BoxStandard Box

OK

Standarditem

Contribution EntryActive screenStandardZtreeTreatmentNew Item

Standard

X20X

StandardEndowmentZtreeTreatmentNew Item

StandardOK

StandardContributionZtreeTreatmentNew Button

OK

Contribution EntryZtreeTreatmentNew StageProfit Display

Profit DisplayZtreeTreatmentNew ProgramProgram:

SumC = sum( same( Group ), Contribution);N = count( same( Group ) );Profit = Endowment - Contribution + EfficiencyFactor * SumC/N;

Profit Display

Active screenStandardContributionSumCProfitProfitLayout0.1

StandardContinueContinueOK

BackgroundActive screenHeaderOK

BackgroundWaiting screenTextPlease wait until the experiment continues

ZtreeFileSave AsPublic Good

Z-tree

zleaf

zleaf

D:\Ztree\zLeaf.exe /name i /server 10.1.1.1

iizleafIP10.1.1.1ztree

ztree.exeZtreePublic Good

zleaf.exe

ZtreeRunStart Treatment

ZtreeExcelztree.exe

ztreezleafIPzleafztree

zleaf1D:\Ztree\zLeaf.exe /name 12D:\Ztree\zLeaf.exe /name 2

ztreePublic Good

Background211

zleaf12ZtreeRunStart Treatment

Documents

《 实验经济学 》 第七讲： 经济实验程序开发方法

《实验经济学》第七讲：经济实验程序开发方法