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Consolidated Statements of Cash Flows (Unaudited) - USD ($) | 3 Months Ended
--- | ---
Nov. 30, 2020 | Nov. 30, 2019
CASH FLOWS FROM OPERATING ACTIVITIES: |  |
Net income | $ 1,405,157 | $ 1,359,539
Adjustments to reconcile net income to net cash provided by (used in) operating activities: |  |
Stock-based compensation | 181,669 | 318,818
Depreciation expense | 211,932 | 211,132
Amortization expense | 49,989 | 58,521
Change in allowance for doubtful accounts | 30,000 | 0
Equity in income from joint ventures | (1,825,712) | (1,293,990)
Dividends received from joint ventures | 1,125,361 | 205,432
Deferred income taxes | 338 | 114,166
Changes in current assets and liabilities: |  |
Trade, excluding joint ventures | (1,334,199) | (534,080)
Trade, joint ventures | (199,491) | 182,798
Fees for services provided to joint ventures | (221,879) | (97,864)
Income taxes | 10,001 | 262,440
Inventories | 1,242,101 | (734,384)
Prepaid expenses and other | (108,751) | (97,035)
Accounts payable | 1,046,577 | 518,930
Income tax payable | 156,951 | 7,970
Accrued liabilities | (168,924) | (2,049,549)
Net cash provided by (used in) operating activities | 1,601,120 | (1,567,157)
CASH FLOWS FROM INVESTING ACTIVITIES: |  |
Purchase of available for sale securities | (838,063) | (2,521,837)
Proceeds from the sale of available for sale securities | 0 | 3,100,000
Purchases of property and equipment | (309,400) | (197,370)
Investments in patents | (30,406) | (27,493)
Net cash (used in) provided by investing activities | (1,177,869) | 353,300
CASH FLOWS FROM FINANCING ACTIVITIES: |  |
Dividends paid on NTIC common stock | 0 | (590,878)
Proceeds from employee stock purchase plan | 36,192 | 35,607
Net cash provided by (used in) financing activities | 36,192 | (555,271)
EFFECT OF EXCHANGE RATE CHANGES ON CASH AND CASH EQUIVALENTS: | 90,866 | 19,166
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS | 550,309 | (1,749,962)
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD | 6,403,032 | 5,856,758
CASH AND CASH EQUIVALENTS AT END OF PERIOD | $ 6,953,341 | $ 4,106,796

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