<?xml version="1.0" ?>
<informationTable xsi:schemaLocation="http://www.sec.gov/edgar/document/thirteenf/informationtable eis_13FDocument.xsd" xmlns="http://www.sec.gov/edgar/document/thirteenf/informationtable" xmlns:n1="http://www.sec.gov/edgar/document/thirteenf/informationtable" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
  <infoTable>
    <nameOfIssuer>EGA EMERGING GLOBAL SHS TR</nameOfIssuer>
    <titleOfClass>EGS EMKTCONS ETF</titleOfClass>
    <cusip>268461779</cusip>
    <value>2277</value>
    <shrsOrPrnAmt>
      <sshPrnamt>107117</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <votingAuthority>
      <Sole>107117</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>ISHARES</nameOfIssuer>
    <titleOfClass>MSCI AUST ETF</titleOfClass>
    <cusip>464286103</cusip>
    <value>10219</value>
    <shrsOrPrnAmt>
      <sshPrnamt>538975</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <votingAuthority>
      <Sole>538975</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>ISHARES</nameOfIssuer>
    <titleOfClass>MSCI CDA ETF</titleOfClass>
    <cusip>464286509</cusip>
    <value>2090</value>
    <shrsOrPrnAmt>
      <sshPrnamt>97210</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <votingAuthority>
      <Sole>97210</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>ISHARES</nameOfIssuer>
    <titleOfClass>MSCI FRANCE ETF</titleOfClass>
    <cusip>464286707</cusip>
    <value>6453</value>
    <shrsOrPrnAmt>
      <sshPrnamt>266541</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <votingAuthority>
      <Sole>266541</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>ISHARES</nameOfIssuer>
    <titleOfClass>MSCI ITALCPD ETF</titleOfClass>
    <cusip>464286855</cusip>
    <value>6629</value>
    <shrsOrPrnAmt>
      <sshPrnamt>482460</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <votingAuthority>
      <Sole>482460</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>ISHARES</nameOfIssuer>
    <titleOfClass>MSCI JAPAN ETF</titleOfClass>
    <cusip>464286848</cusip>
    <value>28122</value>
    <shrsOrPrnAmt>
      <sshPrnamt>2320261</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <votingAuthority>
      <Sole>2320261</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>ISHARES</nameOfIssuer>
    <titleOfClass>MSCI MEX CAP</titleOfClass>
    <cusip>464286822</cusip>
    <value>5269</value>
    <shrsOrPrnAmt>
      <sshPrnamt>105740</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <votingAuthority>
      <Sole>105740</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>ISHARES</nameOfIssuer>
    <titleOfClass>MSCI STH KOR ETF</titleOfClass>
    <cusip>464286772</cusip>
    <value>3090</value>
    <shrsOrPrnAmt>
      <sshPrnamt>62208</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <votingAuthority>
      <Sole>62208</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>ISHARES</nameOfIssuer>
    <titleOfClass>MSCI SWEDEN ETF</titleOfClass>
    <cusip>464286756</cusip>
    <value>6477</value>
    <shrsOrPrnAmt>
      <sshPrnamt>221960</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <votingAuthority>
      <Sole>221960</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>ISHARES</nameOfIssuer>
    <titleOfClass>MSCI SZ CAPP ETF</titleOfClass>
    <cusip>464286749</cusip>
    <value>16531</value>
    <shrsOrPrnAmt>
      <sshPrnamt>532562</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <votingAuthority>
      <Sole>532562</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>ISHARES</nameOfIssuer>
    <titleOfClass>MSCI SPAN CP ETF</titleOfClass>
    <cusip>464286764</cusip>
    <value>5664</value>
    <shrsOrPrnAmt>
      <sshPrnamt>200364</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <votingAuthority>
      <Sole>200364</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>ISHARES TR</nameOfIssuer>
    <titleOfClass>US DJ OIL EQ&amp;SV ETF</titleOfClass>
    <cusip>464288844</cusip>
    <value>3014</value>
    <shrsOrPrnAmt>
      <sshPrnamt>84248</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <votingAuthority>
      <Sole>84248</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>ISHARES TR</nameOfIssuer>
    <titleOfClass>CHINA LG-CAP ETF</titleOfClass>
    <cusip>464287184</cusip>
    <value>1765</value>
    <shrsOrPrnAmt>
      <sshPrnamt>50015</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <votingAuthority>
      <Sole>50015</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>ISHARES TR</nameOfIssuer>
    <titleOfClass>MSCI AC ASIA ETF</titleOfClass>
    <cusip>464288182</cusip>
    <value>13601</value>
    <shrsOrPrnAmt>
      <sshPrnamt>254654</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <votingAuthority>
      <Sole>254654</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>ISHARES TR</nameOfIssuer>
    <titleOfClass>MSCI EMG MKT ETF</titleOfClass>
    <cusip>464287234</cusip>
    <value>13301</value>
    <shrsOrPrnAmt>
      <sshPrnamt>413193</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <votingAuthority>
      <Sole>413193</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>ISHARES TR</nameOfIssuer>
    <titleOfClass>MSCI INDIA ETF</titleOfClass>
    <cusip>46429B598</cusip>
    <value>6232</value>
    <shrsOrPrnAmt>
      <sshPrnamt>226600</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <votingAuthority>
      <Sole>226600</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>ISHARES TR</nameOfIssuer>
    <titleOfClass>RUSSELL 2000 ETF</titleOfClass>
    <cusip>464287655</cusip>
    <value>1278</value>
    <shrsOrPrnAmt>
      <sshPrnamt>11351</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <votingAuthority>
      <Sole>11351</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>ISHARES TR</nameOfIssuer>
    <titleOfClass>EUROPE  ETF</titleOfClass>
    <cusip>464287861</cusip>
    <value>12803</value>
    <shrsOrPrnAmt>
      <sshPrnamt>319189</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <votingAuthority>
      <Sole>319189</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>OPKO HEALTH INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>68375N103</cusip>
    <value>2992</value>
    <shrsOrPrnAmt>
      <sshPrnamt>295156</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <votingAuthority>
      <Sole>295156</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>ORMAT TECHNOLOGIES INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>686688102</cusip>
    <value>8860</value>
    <shrsOrPrnAmt>
      <sshPrnamt>243113</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <votingAuthority>
      <Sole>243113</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>POWERSHARES QQQ TRUST</nameOfIssuer>
    <titleOfClass>UNIT SER 1</titleOfClass>
    <cusip>73935A104</cusip>
    <value>12224</value>
    <shrsOrPrnAmt>
      <sshPrnamt>109276</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <votingAuthority>
      <Sole>109276</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>SELECT SECTOR SPDR TR</nameOfIssuer>
    <titleOfClass>SBI CONS DISCR</titleOfClass>
    <cusip>81369y407</cusip>
    <value>25774</value>
    <shrsOrPrnAmt>
      <sshPrnamt>329756</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <votingAuthority>
      <Sole>329756</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>SELECT SECTOR SPDR TR</nameOfIssuer>
    <titleOfClass>SBI CONS STPLS</titleOfClass>
    <cusip>81369Y308</cusip>
    <value>14407</value>
    <shrsOrPrnAmt>
      <sshPrnamt>285347</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <votingAuthority>
      <Sole>285347</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>SELECT SECTOR SPDR TR</nameOfIssuer>
    <titleOfClass>SBI HEALTHCARE</titleOfClass>
    <cusip>81369Y209</cusip>
    <value>13259</value>
    <shrsOrPrnAmt>
      <sshPrnamt>184079</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <votingAuthority>
      <Sole>184079</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>SELECT SECTOR SPDR TR</nameOfIssuer>
    <titleOfClass>SBI INT-FINL</titleOfClass>
    <cusip>81369Y605</cusip>
    <value>28027</value>
    <shrsOrPrnAmt>
      <sshPrnamt>1176107</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <votingAuthority>
      <Sole>1176107</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>SELECT SECTOR SPDR TR</nameOfIssuer>
    <titleOfClass>TECHNOLOGY</titleOfClass>
    <cusip>81369Y803</cusip>
    <value>11974</value>
    <shrsOrPrnAmt>
      <sshPrnamt>279570</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <votingAuthority>
      <Sole>279570</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>SPDR DOW JONES INDL AVRG ETF</nameOfIssuer>
    <titleOfClass>UT SER 1</titleOfClass>
    <cusip>78467X109</cusip>
    <value>200</value>
    <shrsOrPrnAmt>
      <sshPrnamt>1149</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <votingAuthority>
      <Sole>1149</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>SPDR INDEX SHS FDS</nameOfIssuer>
    <titleOfClass>S&amp;P CHINA ETF</titleOfClass>
    <cusip>78463X400</cusip>
    <value>11437</value>
    <shrsOrPrnAmt>
      <sshPrnamt>155628</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <votingAuthority>
      <Sole>155628</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>SPDR S&amp;P 500 ETF TR</nameOfIssuer>
    <titleOfClass>TR UNIT</titleOfClass>
    <cusip>78462F103</cusip>
    <value>5505</value>
    <shrsOrPrnAmt>
      <sshPrnamt>27001</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <votingAuthority>
      <Sole>27001</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>SPDR SERIES TRUST</nameOfIssuer>
    <titleOfClass>S&amp;P BK ETF</titleOfClass>
    <cusip>78464A797</cusip>
    <value>14068</value>
    <shrsOrPrnAmt>
      <sshPrnamt>415972</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <votingAuthority>
      <Sole>415972</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>SPDR SERIES TRUST</nameOfIssuer>
    <titleOfClass>S&amp;P HOMEBUILD</titleOfClass>
    <cusip>78464A888</cusip>
    <value>15851</value>
    <shrsOrPrnAmt>
      <sshPrnamt>463737</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <votingAuthority>
      <Sole>463737</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>SPDR SERIES TRUST</nameOfIssuer>
    <titleOfClass>S&amp;P PHARMAC</titleOfClass>
    <cusip>78464A722</cusip>
    <value>5501</value>
    <shrsOrPrnAmt>
      <sshPrnamt>107450</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <votingAuthority>
      <Sole>107450</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>SPDR SERIES TRUST</nameOfIssuer>
    <titleOfClass>S&amp;P REGL BKG</titleOfClass>
    <cusip>78464A698</cusip>
    <value>1302</value>
    <shrsOrPrnAmt>
      <sshPrnamt>31071</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <votingAuthority>
      <Sole>31071</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>VANGUARD INTL EQUITY INDEX F</nameOfIssuer>
    <titleOfClass>FTSE EUROPE ETF</titleOfClass>
    <cusip>922042874</cusip>
    <value>33160</value>
    <shrsOrPrnAmt>
      <sshPrnamt>664797</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <votingAuthority>
      <Sole>664797</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>WISDOMTREE TR</nameOfIssuer>
    <titleOfClass>EUROPE HEDGED EQ</titleOfClass>
    <cusip>97717X701</cusip>
    <value>6535</value>
    <shrsOrPrnAmt>
      <sshPrnamt>121438</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <votingAuthority>
      <Sole>121438</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>WISDOMTREE TR</nameOfIssuer>
    <titleOfClass>JAPN HEDGE EQT</titleOfClass>
    <cusip>97717W851</cusip>
    <value>25116</value>
    <shrsOrPrnAmt>
      <sshPrnamt>501512</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <votingAuthority>
      <Sole>501512</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
</informationTable>
