International trade routes & Science

int CvPlayerTrade::GetTradeConnectionBaseValueTimes100(const TradeConnection& kTradeConnection, YieldTypes eYield, bool bAsOriginPlayer)
{
	if (bAsOriginPlayer)
	{
		if (GC.getGame().GetGameTrade()->IsConnectionInternational(kTradeConnection))
		{
			if (eYield == YIELD_GOLD)
			{
				int iResult = 0;
				if (!GET_PLAYER(kTradeConnection.m_eDestOwner).isMinorCiv())
				{
					int iBase = GC.getINTERNATIONAL_TRADE_BASE();
					iResult = iBase;
				}
				return iResult;
			}
			else if (eYield == YIELD_SCIENCE)
			{
				int iTechDifference = GC.getGame().GetGameTrade()->GetTechDifference(kTradeConnection.m_eOriginOwner, kTradeConnection.m_eDestOwner);
				int iAdjustedTechDifference = 0;
				if (iTechDifference > 0)
				{
					int iCeilTechDifference = (int)ceil(iTechDifference / 2.0f);
					iAdjustedTechDifference = max(iCeilTechDifference, 1);
				}

				return iAdjustedTechDifference * 100;
			}
		}
	}
	else
	{
		if (eYield == YIELD_SCIENCE)
		{
			int iTechDifference = GC.getGame().GetGameTrade()->GetTechDifference(kTradeConnection.m_eDestOwner, kTradeConnection.m_eOriginOwner);
			int iAdjustedTechDifference = 0;
			if (iTechDifference > 0)
			{
				int iCeilTechDifference = (int)ceil(iTechDifference / 2.0f);
				iAdjustedTechDifference = max(iCeilTechDifference, 1);
			}

			return  iAdjustedTechDifference * 100;
		}
		else
		{
			return 100;
		}
	}

	return 0;
}